puzzle examples will appear here....processing...

L i520.1.3 L r1c6 ISN'T 6: candidate 6 is locked in another subset of column 6 r1c6 r1c6#6 L 5_C5.6_5=r7c6 r8c6 r9c6 #6
L i520.1.9 L r7c2 ISN'T 9: candidate 9 is locked in another subset of row 7 r7c2 r7c2#9 L 8_R6.3_8=r7c4 r7c5 r7c6 #9
L i520.1.13 L r5c1 ISN'T 4: candidate 4 is locked in another subset of row 5 r5c1 r5c1#4 L 3_R4.6_3=r5c7 r5c8 r5c9 #4
L i520.2.3 L r1c3 ISN'T 7: candidate 7 is locked in another subset of column 3 r1c3 r1c3#7 L 6_C2.6_6=r7c3 r8c3 r9c3 #7
L i520.2.5 L r7c5 ISN'T 9: candidate 9 is locked in another subset of block 8 r7c5 r7c5#9 L 8_B7,8_R8.3_8=r9c4 r9c5 r9c6 #9
L i520.2.16 L r4c6 ISN'T 6: candidate 6 is locked in another subset of block 5 r4c6 r4c6#6 L 5_B4,5_C3.3_5=r4c4 r5c4 r6c4 #6
L i520.3.9 L r2c1 ISN'T 4: candidate 4 is locked in another subset of row 2 r2c1 r2c1#4 L 3_R1.6_3=r2c7 r2c8 r2c9 #4
L i520.3.11 L r1c6 ISN'T 5: candidate 5 is locked in another subset of block 2 r1c6 r1c6#5 L 4_B1,4_C4.0_4=r1c5 r2c5 r3c5 #5
L i520.3.14 L r2c9 ISN'T 6: candidate 6 is locked in another subset of block 3 r2c9 r2c9#6 L 5_B2,5_C6.0_5=r1c7 r2c7 r3c7 #6
L i520.4.5 L r1c1 ISN'T 3: candidate 3 is locked in another subset of row 1 r1c1 r1c1#3 L 2_R0.3_2=r1c4 r1c5 r1c6 #3
L i520.4.8 L r1c6 ISN'T 8: candidate 8 is locked in another subset of block 2 r1c6 r1c6#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.4.12 L r5c7 ISN'T 8: candidate 8 is locked in another subset of block 6 r5c7 r5c7#8 L 7_B5,7_C8.3_7=r4c9 r5c9 r6c9 #8
L i520.5.7 L r1c1 ISN'T 3: candidate 3 is locked in another subset of row 1 r1c1 r1c1#3 L 2_R0.3_2=r1c4 r1c5 r1c6 #3
L i520.5.8 L r5c2 ISN'T 3: candidate 3 is locked in another subset of block 4 r5c2 r5c2#3 L 2_B3,2_C0.3_2=r4c1 r5c1 r6c1 #3
L i520.5.11 L r5c7 ISN'T 1: candidate 1 is locked in another subset of block 6 r5c7 r5c7#1 L 0_B5,0_C8.3_0=r4c9 r5c9 r6c9 #1
L i520.5.13 L r6c2 ISN'T 8: candidate 8 is locked in another subset of block 4 r6c2 r6c2#8 L 7_B3,7_C0.3_7=r4c1 r5c1 r6c1 #8
L i520.5.22 L r2c8 ISN'T 9: candidate 9 is locked in another subset of block 3 r2c8 r2c8#9 L 8_B2,8_C6.0_8=r1c7 r2c7 r3c7 #9
L i520.6.2 L r1c2 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c2 r1c2#2 L 1_B0,1_C2.0_1=r1c3 r2c3 r3c3 #2
L i520.7.2 L r1c4 ISN'T 3: candidate 3 is locked in another subset of column 4 r1c4 r1c4#3 L 2_C3.3_2=r4c4 r5c4 r6c4 #3
L i520.7.16 L r2c8 ISN'T 5: candidate 5 is locked in another subset of column 8 r2c8 r2c8#5 L 4_C7.3_4=r4c8 r5c8 r6c8 #5
L i520.8.7 L r1c3 ISN'T 5: candidate 5 is locked in another subset of block 1 r1c3 r1c3#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.9.6 L r1c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r1c3 r1c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.10.7 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.11.6 L r1c3 ISN'T 6: candidate 6 is locked in another subset of column 3 r1c3 r1c3#6 L 5_C2.3_5=r4c3 r5c3 r6c3 #6
L i520.11.12 L r1c7 ISN'T 2: candidate 2 is locked in another subset of row 1 r1c7 r1c7#2 L 1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.12.11 L r5c2 ISN'T 5: candidate 5 is locked in another subset of row 5 r5c2 r5c2#5 L 4_R4.3_4=r5c4 r5c5 r5c6 #5
L i520.12.13 L r3c9 ISN'T 5: candidate 5 is locked in another subset of block 3 r3c9 r3c9#5 L 4_B2,4_C6.0_4=r1c7 r2c7 r3c7 #5
L i520.12.16 L r2c8 ISN'T 9: candidate 9 is locked in another subset of block 3 r2c8 r2c8#9 L 8_B2,8_C6.0_8=r1c7 r2c7 r3c7 #9
L i520.13.12 L r5c2 ISN'T 5: candidate 5 is locked in another subset of row 5 r5c2 r5c2#5 L 4_R4.3_4=r5c4 r5c5 r5c6 #5
L i520.13.14 L r3c9 ISN'T 5: candidate 5 is locked in another subset of block 3 r3c9 r3c9#5 L 4_B2,4_C6.0_4=r1c7 r2c7 r3c7 #5
L i520.13.17 L r2c8 ISN'T 9: candidate 9 is locked in another subset of block 3 r2c8 r2c8#9 L 8_B2,8_C6.0_8=r1c7 r2c7 r3c7 #9
L i520.14.6 L r1c3 ISN'T 5: candidate 5 is locked in another subset of block 1 r1c3 r1c3#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.15.3 L r2c3 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c3 r2c3#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.15.5 L r5c7 ISN'T 2: candidate 2 is locked in another subset of row 5 r5c7 r5c7#2 L 1_R4.0_1=r5c1 r5c2 r5c3 #2
L i520.16.3 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.16.5 L r5c7 ISN'T 2: candidate 2 is locked in another subset of row 5 r5c7 r5c7#2 L 1_R4.0_1=r5c1 r5c2 r5c3 #2
L i520.17.3 L r1c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r1c5 r1c5#8 L 7_B1,7_C5.0_7=r1c6 r2c6 r3c6 #8
L i520.17.8 L r9c2 ISN'T 3: candidate 3 is locked in another subset of row 9 r9c2 r9c2#3 L 2_R8.3_2=r9c4 r9c5 r9c6 #3
L i520.17.17 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.18.2 L r1c2 ISN'T 4: candidate 4 is locked in another subset of column 2 r1c2 r1c2#4 L 3_C1.3_3=r4c2 r5c2 r6c2 #4
L i520.18.5 L r3c9 ISN'T 7: candidate 7 is locked in another subset of block 3 r3c9 r3c9#7 L 6_B2,6_C7.0_6=r1c8 r2c8 r3c8 #7
L i520.18.19 L r1c2 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c2 r1c2#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.19.3 L r2c3 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c3 r2c3#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.19.5 L r1c3 ISN'T 1: candidate 1 is locked in another subset of block 1 r1c3 r1c3#1 L 0_B0,0_C0.0_0=r1c1 r2c1 r3c1 #1
L i520.20.3 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.21.2 L r1c1 ISN'T 3: candidate 3 is locked in another subset of column 1 r1c1 r1c1#3 L 2_C0.3_2=r4c1 r5c1 r6c1 #3
L i520.22.2 L r1c5 ISN'T 4: candidate 4 is locked in another subset of column 5 r1c5 r1c5#4 L 3_C4.6_3=r7c5 r8c5 r9c5 #4
L i520.22.15 L r1c2 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c2 r1c2#8 L 7_R0.3_7=r1c4 r1c5 r1c6 #8
L i520.22.17 L r7c1 ISN'T 7: candidate 7 is locked in another subset of column 1 r7c1 r7c1#7 L 6_C0.3_6=r4c1 r5c1 r6c1 #7
L i520.22.25 L r5c9 ISN'T 1: candidate 1 is locked in another subset of block 6 r5c9 r5c9#1 L 0_B5,0_C6.3_0=r4c7 r5c7 r6c7 #1
L i520.23.6 L r1c4 ISN'T 2: candidate 2 is locked in another subset of row 1 r1c4 r1c4#2 L 1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.23.10 L r7c1 ISN'T 7: candidate 7 is locked in another subset of row 7 r7c1 r7c1#7 L 6_R6.6_6=r7c7 r7c8 r7c9 #7
L i520.24.3 L r2c3 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c3 r2c3#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.24.5 L r5c7 ISN'T 2: candidate 2 is locked in another subset of row 5 r5c7 r5c7#2 L 1_R4.0_1=r5c1 r5c2 r5c3 #2
L i520.25.3 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.25.5 L r5c7 ISN'T 2: candidate 2 is locked in another subset of row 5 r5c7 r5c7#2 L 1_R4.0_1=r5c1 r5c2 r5c3 #2
L i520.26.3 L r2c3 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c3 r2c3#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.27.3 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.28.2 L r1c3 ISN'T 6: candidate 6 is locked in another subset of block 1 r1c3 r1c3#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.29.3 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.30.6 L r2c2 ISN'T 4: candidate 4 is locked in another subset of row 2 r2c2 r2c2#4 L 3_R1.6_3=r2c7 r2c8 r2c9 #4
L i520.30.8 L r7c8 ISN'T 2: candidate 2 is locked in another subset of block 9 r7c8 r7c8#2 L 1_B8,1_C6.6_1=r7c7 r8c7 r9c7 #2
L i520.30.12 L r1c2 ISN'T 4: candidate 4 is locked in another subset of block 1 r1c2 r1c2#4 L 3_B0,3_C2.0_3=r1c3 r2c3 r3c3 #4
L i520.31.3 L r1c3 ISN'T 8: candidate 8 is locked in another subset of column 3 r1c3 r1c3#8 L 7_C2.3_7=r4c3 r5c3 r6c3 #8
L i520.32.3 L r1c1 ISN'T 3: candidate 3 is locked in another subset of column 1 r1c1 r1c1#3 L 2_C0.3_2=r4c1 r5c1 r6c1 #3
L i520.33.11 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.33.22 L r1c8 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c8 r1c8#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.34.12 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.34.24 L r1c8 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c8 r1c8#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.35.12 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.35.24 L r1c8 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c8 r1c8#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.36.9 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.36.15 L r9c7 ISN'T 2: candidate 2 is locked in another subset of column 7 r9c7 r9c7#2 L 1_C6.3_1=r4c7 r5c7 r6c7 #2
L i520.36.23 L r1c8 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c8 r1c8#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.37.10 L r2c6 ISN'T 6: candidate 6 is locked in another subset of block 2 r2c6 r2c6#6 L 5_B1,5_C4.0_5=r1c5 r2c5 r3c5 #6
L i520.37.15 L r7c5 ISN'T 5: candidate 5 is locked in another subset of block 8 r7c5 r7c5#5 L 4_B7,4_C5.6_4=r7c6 r8c6 r9c6 #5
L i520.38.9 L r2c6 ISN'T 1: candidate 1 is locked in another subset of block 2 r2c6 r2c6#1 L 0_B1,0_C3.0_0=r1c4 r2c4 r3c4 #1
L i520.38.12 L r9c5 ISN'T 7: candidate 7 is locked in another subset of row 9 r9c5 r9c5#7 L 6_R8.6_6=r9c7 r9c8 r9c9 #7
L i520.40.12 L r1c4 ISN'T 6: candidate 6 is locked in another subset of row 1 r1c4 r1c4#6 L 5_R0.0_5=r1c1 r1c2 r1c3 #6
L i520.40.14 L r1c2 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c2 r1c2#9 L 8_B0,8_C0.0_8=r1c1 r2c1 r3c1 #9
L i520.41.12 L r2c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r2c5 r2c5#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.41.14 L r4c3 ISN'T 2: candidate 2 is locked in another subset of block 4 r4c3 r4c3#2 L 1_B3,1_C0.3_1=r4c1 r5c1 r6c1 #2
L i520.41.16 L r5c9 ISN'T 8: candidate 8 is locked in another subset of block 6 r5c9 r5c9#8 L 7_B5,7_C7.3_7=r4c8 r5c8 r6c8 #8
L i520.42.9 L r2c4 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c4 r2c4#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.42.12 L r7c2 ISN'T 2: candidate 2 is locked in another subset of block 7 r7c2 r7c2#2 L 1_B6,1_R7.0_1=r8c1 r8c2 r8c3 #2
L i520.43.4 L r1c8 ISN'T 1: candidate 1 is locked in another subset of column 8 r1c8 r1c8#1 L 0_C7.6_0=r7c8 r8c8 r9c8 #1
L i520.43.10 L r1c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r1c5 r1c5#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.43.12 L r4c3 ISN'T 2: candidate 2 is locked in another subset of block 4 r4c3 r4c3#2 L 1_B3,1_C0.3_1=r4c1 r5c1 r6c1 #2
L i520.43.14 L r5c9 ISN'T 8: candidate 8 is locked in another subset of block 6 r5c9 r5c9#8 L 7_B5,7_C7.3_7=r4c8 r5c8 r6c8 #8
L i520.44.11 L r1c4 ISN'T 7: candidate 7 is locked in another subset of row 1 r1c4 r1c4#7 L 6_R0.0_6=r1c1 r1c2 r1c3 #7
L i520.44.13 L r7c6 ISN'T 7: candidate 7 is locked in another subset of column 6 r7c6 r7c6#7 L 6_C5.3_6=r4c6 r5c6 r6c6 #7
L i520.44.22 L r7c1 ISN'T 5: candidate 5 is locked in another subset of block 7 r7c1 r7c1#5 L 4_B6,4_R7.0_4=r8c1 r8c2 r8c3 #5
L i520.44.26 L r9c8 ISN'T 5: candidate 5 is locked in another subset of block 9 r9c8 r9c8#5 L 4_B8,4_C6.6_4=r7c7 r8c7 r9c7 #5
L i520.45.7 L r1c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r1c2 r1c2#8 L 7_B0,7_C2.0_7=r1c3 r2c3 r3c3 #8
L i520.45.10 L r3c4 ISN'T 8: candidate 8 is locked in another subset of column 4 r3c4 r3c4#8 L 7_C3.6_7=r7c4 r8c4 r9c4 #8
L i520.45.13 L r6c8 ISN'T 7: candidate 7 is locked in another subset of row 6 r6c8 r6c8#7 L 6_R5.0_6=r6c1 r6c2 r6c3 #7
L i520.46.11 L r2c5 ISN'T 5: candidate 5 is locked in another subset of block 2 r2c5 r2c5#5 L 4_B1,4_C3.0_4=r1c4 r2c4 r3c4 #5
L i520.46.14 L r2c5 ISN'T 2: candidate 2 is locked in another subset of block 2 r2c5 r2c5#2 L 1_B1,1_C5.0_1=r1c6 r2c6 r3c6 #2
L i520.46.20 L r4c4 ISN'T 7: candidate 7 is locked in another subset of column 4 r4c4 r4c4#7 L 6_C3.0_6=r1c4 r2c4 r3c4 #7
L i520.46.23 L r2c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r2c5 r2c5#9 L 8_B1,8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.47.11 L r2c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r2c5 r2c5#9 L 8_B1,8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.47.13 L r2c9 ISN'T 8: candidate 8 is locked in another subset of block 3 r2c9 r2c9#8 L 7_B2,7_R0.6_7=r1c7 r1c8 r1c9 #8
L i520.47.24 L r5c7 ISN'T 5: candidate 5 is locked in another subset of block 6 r5c7 r5c7#5 L 4_B5,4_R5.6_4=r6c7 r6c8 r6c9 #5
L i520.47.31 L r4c5 ISN'T 5: candidate 5 is locked in another subset of row 4 r4c5 r4c5#5 L 4_R3.0_4=r4c1 r4c2 r4c3 #5
L i520.48.9 L r1c3 ISN'T 5: candidate 5 is locked in another subset of column 3 r1c3 r1c3#5 L 4_C2.3_4=r4c3 r5c3 r6c3 #5
L i520.48.15 L r2c2 ISN'T 4: candidate 4 is locked in another subset of row 2 r2c2 r2c2#4 L 3_R1.6_3=r2c7 r2c8 r2c9 #4
L i520.48.19 L r5c1 ISN'T 7: candidate 7 is locked in another subset of row 5 r5c1 r5c1#7 L 6_R4.6_6=r5c7 r5c8 r5c9 #7
L i520.49.4 L r3c5 ISN'T 6: candidate 6 is locked in another subset of column 5 r3c5 r3c5#6 L 5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.49.7 L r1c1 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c1 r1c1#9 L 8_B0,8_C1.0_8=r1c2 r2c2 r3c2 #9
L i520.49.12 L r2c2 ISN'T 2: candidate 2 is locked in another subset of block 1 r2c2 r2c2#2 L 1_B0,1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.49.26 L r7c8 ISN'T 5: candidate 5 is locked in another subset of row 7 r7c8 r7c8#5 L 4_R6.3_4=r7c4 r7c5 r7c6 #5
L i520.49.28 L r7c4 ISN'T 3: candidate 3 is locked in another subset of column 4 r7c4 r7c4#3 L 2_C3.0_2=r1c4 r2c4 r3c4 #3
L i520.50.11 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C1.0_1=r1c2 r2c2 r3c2 #2
L i520.51.10 L r9c5 ISN'T 4: candidate 4 is locked in another subset of block 8 r9c5 r9c5#4 L 3_B7,3_R6.3_3=r7c4 r7c5 r7c6 #4
L i520.51.14 L r2c9 ISN'T 4: candidate 4 is locked in another subset of column 9 r2c9 r2c9#4 L 3_C8.3_3=r4c9 r5c9 r6c9 #4
L i520.52.10 L r2c3 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c3 r2c3#6 L 5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.52.12 L r1c1 ISN'T 5: candidate 5 is locked in another subset of column 1 r1c1 r1c1#5 L 4_C0.3_4=r4c1 r5c1 r6c1 #5
L i520.52.27 L r2c3 ISN'T 4: candidate 4 is locked in another subset of row 2 r2c3 r2c3#4 L 3_R1.3_3=r2c4 r2c5 r2c6 #4
L i520.53.6 L r3c1 ISN'T 8: candidate 8 is locked in another subset of row 3 r3c1 r3c1#8 L 7_R2.3_7=r3c4 r3c5 r3c6 #8
L i520.53.16 L r9c1 ISN'T 6: candidate 6 is locked in another subset of block 7 r9c1 r9c1#6 L 5_B6,5_R7.0_5=r8c1 r8c2 r8c3 #6
L i520.54.2 L r1c3 ISN'T 4: candidate 4 is locked in another subset of column 3 r1c3 r1c3#4 L 3_C2.3_3=r4c3 r5c3 r6c3 #4
L i520.54.4 L r8c6 ISN'T 8: candidate 8 is locked in another subset of block 8 r8c6 r8c6#8 L 7_B7,7_R6.3_7=r7c4 r7c5 r7c6 #8
L i520.54.7 L r8c4 ISN'T 7: candidate 7 is locked in another subset of block 8 r8c4 r8c4#7 L 6_B7,6_R6.3_6=r7c4 r7c5 r7c6 #7
L i520.55.2 L r1c3 ISN'T 4: candidate 4 is locked in another subset of column 3 r1c3 r1c3#4 L 3_C2.3_3=r4c3 r5c3 r6c3 #4
L i520.55.4 L r7c8 ISN'T 9: candidate 9 is locked in another subset of block 9 r7c8 r7c8#9 L 8_B8,8_C6.6_8=r7c7 r8c7 r9c7 #9
L i520.55.5 L r8c6 ISN'T 9: candidate 9 is locked in another subset of block 8 r8c6 r8c6#9 L 8_B7,8_R6.3_8=r7c4 r7c5 r7c6 #9
L i520.55.9 L r8c4 ISN'T 7: candidate 7 is locked in another subset of block 8 r8c4 r8c4#7 L 6_B7,6_R6.3_6=r7c4 r7c5 r7c6 #7
L i520.56.3 L r1c1 ISN'T 3: candidate 3 is locked in another subset of column 1 r1c1 r1c1#3 L 2_C0.6_2=r7c1 r8c1 r9c1 #3
L i520.57.18 L r1c3 ISN'T 8: candidate 8 is locked in another subset of block 1 r1c3 r1c3#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.58.10 L r6c9 ISN'T 4: candidate 4 is locked in another subset of block 6 r6c9 r6c9#4 L 3_B5,3_C7.3_3=r4c8 r5c8 r6c8 #4
L i520.58.20 L r1c2 ISN'T 6: candidate 6 is locked in another subset of block 1 r1c2 r1c2#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.59.9 L r2c4 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c4 r2c4#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.59.14 L r3c2 ISN'T 9: candidate 9 is locked in another subset of block 1 r3c2 r3c2#9 L 8_B0,8_R0.0_8=r1c1 r1c2 r1c3 #9
L i520.60.11 L r1c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r1c2 r1c2#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.60.13 L r7c7 ISN'T 9: candidate 9 is locked in another subset of block 9 r7c7 r7c7#9 L 8_B8,8_R7.6_8=r8c7 r8c8 r8c9 #9
L i520.60.15 L r1c4 ISN'T 6: candidate 6 is locked in another subset of block 2 r1c4 r1c4#6 L 5_B1,5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.61.3 L r1c1 ISN'T 4: candidate 4 is locked in another subset of column 1 r1c1 r1c1#4 L 3_C0.6_3=r7c1 r8c1 r9c1 #4
L i520.62.9 L r2c5 ISN'T 5: candidate 5 is locked in another subset of block 2 r2c5 r2c5#5 L 4_B1,4_C3.0_4=r1c4 r2c4 r3c4 #5
L i520.62.12 L r3c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r3c5 r3c5#8 L 7_B1,7_R1.3_7=r2c4 r2c5 r2c6 #8
L i520.63.6 L r1c4 ISN'T 3: candidate 3 is locked in another subset of row 1 r1c4 r1c4#3 L 2_R0.0_2=r1c1 r1c2 r1c3 #3
L i520.64.8 L r2c9 ISN'T 2: candidate 2 is locked in another subset of column 9 r2c9 r2c9#2 L 1_C8.6_1=r7c9 r8c9 r9c9 #2
L i520.64.12 L r2c2 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c2 r2c2#4 L 3_B0,3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.64.15 L r9c9 ISN'T 5: candidate 5 is locked in another subset of row 9 r9c9 r9c9#5 L 4_R8.3_4=r9c4 r9c5 r9c6 #5
L i520.65.2 L r2c9 ISN'T 7: candidate 7 is locked in another subset of column 9 r2c9 r2c9#7 L 6_C8.3_6=r4c9 r5c9 r6c9 #7
L i520.66.7 L r2c1 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c1 r2c1#5 L 4_R1.6_4=r2c7 r2c8 r2c9 #5
L i520.66.12 L r5c3 ISN'T 5: candidate 5 is locked in another subset of block 4 r5c3 r5c3#5 L 4_B3,4_C1.3_4=r4c2 r5c2 r6c2 #5
L i520.67.7 L r2c5 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c5 r2c5#1 L 0_R1.6_0=r2c7 r2c8 r2c9 #1
L i520.67.11 L r5c4 ISN'T 2: candidate 2 is locked in another subset of block 5 r5c4 r5c4#2 L 1_B4,1_C4.3_1=r4c5 r5c5 r6c5 #2
L i520.67.18 L r9c4 ISN'T 8: candidate 8 is locked in another subset of block 8 r9c4 r9c4#8 L 7_B7,7_C5.6_7=r7c6 r8c6 r9c6 #8
L i520.67.19 L r7c1 ISN'T 8: candidate 8 is locked in another subset of block 7 r7c1 r7c1#8 L 7_B6,7_R8.0_7=r9c1 r9c2 r9c3 #8
L i520.68.3 L r2c8 ISN'T 9: candidate 9 is locked in another subset of column 8 r2c8 r2c8#9 L 8_C7.3_8=r4c8 r5c8 r6c8 #9
L i520.69.5 L r1c1 ISN'T 6: candidate 6 is locked in another subset of column 1 r1c1 r1c1#6 L 5_C0.3_5=r4c1 r5c1 r6c1 #6
L i520.70.3 L r7c1 ISN'T 6: candidate 6 is locked in another subset of row 7 r7c1 r7c1#6 L 5_R6.3_5=r7c4 r7c5 r7c6 #6
L i520.71.7 L r2c2 ISN'T 1: candidate 1 is locked in another subset of column 2 r2c2 r2c2#1 L 0_C1.6_0=r7c2 r8c2 r9c2 #1
L i520.71.12 L r1c8 ISN'T 7: candidate 7 is locked in another subset of block 3 r1c8 r1c8#7 L 6_B2,6_C6.0_6=r1c7 r2c7 r3c7 #7
L i520.71.14 L r9c4 ISN'T 4: candidate 4 is locked in another subset of block 8 r9c4 r9c4#4 L 3_B7,3_C5.6_3=r7c6 r8c6 r9c6 #4
L i520.71.18 L r8c5 ISN'T 8: candidate 8 is locked in another subset of row 8 r8c5 r8c5#8 L 7_R7.6_7=r8c7 r8c8 r8c9 #8
L i520.72.3 L r1c8 ISN'T 6: candidate 6 is locked in another subset of column 8 r1c8 r1c8#6 L 5_C7.3_5=r4c8 r5c8 r6c8 #6
L i520.73.3 L r1c8 ISN'T 9: candidate 9 is locked in another subset of column 8 r1c8 r1c8#9 L 8_C7.3_8=r4c8 r5c8 r6c8 #9
L i520.74.8 L r2c1 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c1 r2c1#1 L 0_R1.3_0=r2c4 r2c5 r2c6 #1
L i520.74.10 L r1c2 ISN'T 2: candidate 2 is locked in another subset of column 2 r1c2 r1c2#2 L 1_C1.6_1=r7c2 r8c2 r9c2 #2
L i520.74.22 L r9c4 ISN'T 6: candidate 6 is locked in another subset of block 8 r9c4 r9c4#6 L 5_B7,5_C5.6_5=r7c6 r8c6 r9c6 #6
L i520.75.9 L r4c5 ISN'T 4: candidate 4 is locked in another subset of row 4 r4c5 r4c5#4 L 3_R3.0_3=r4c1 r4c2 r4c3 #4
L i520.75.12 L r5c4 ISN'T 9: candidate 9 is locked in another subset of column 4 r5c4 r5c4#9 L 8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.75.15 L r7c2 ISN'T 9: candidate 9 is locked in another subset of block 7 r7c2 r7c2#9 L 8_B6,8_R7.0_8=r8c1 r8c2 r8c3 #9
L i520.76.8 L r3c1 ISN'T 5: candidate 5 is locked in another subset of row 3 r3c1 r3c1#5 L 4_R2.3_4=r3c4 r3c5 r3c6 #5
L i520.77.6 L r1c3 ISN'T 8: candidate 8 is locked in another subset of column 3 r1c3 r1c3#8 L 7_C2.3_7=r4c3 r5c3 r6c3 #8
L i520.78.12 L r8c1 ISN'T 4: candidate 4 is locked in another subset of column 1 r8c1 r8c1#4 L 3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.78.17 L r4c8 ISN'T 4: candidate 4 is locked in another subset of row 4 r4c8 r4c8#4 L 3_R3.0_3=r4c1 r4c2 r4c3 #4
L i520.79.3 L r2c1 ISN'T 3: candidate 3 is locked in another subset of block 1 r2c1 r2c1#3 L 2_B0,2_R0.0_2=r1c1 r1c2 r1c3 #3
L i520.79.6 L r3c8 ISN'T 2: candidate 2 is locked in another subset of block 3 r3c8 r3c8#2 L 1_B2,1_R1.6_1=r2c7 r2c8 r2c9 #2
L i520.79.9 L r4c1 ISN'T 8: candidate 8 is locked in another subset of column 1 r4c1 r4c1#8 L 7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.79.10 L r5c3 ISN'T 8: candidate 8 is locked in another subset of block 4 r5c3 r5c3#8 L 7_B3,7_R3.0_7=r4c1 r4c2 r4c3 #8
L i520.80.9 L r1c9 ISN'T 6: candidate 6 is locked in another subset of block 3 r1c9 r1c9#6 L 5_B2,5_C7.0_5=r1c8 r2c8 r3c8 #6
L i520.80.11 L r1c4 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c4 r1c4#8 L 7_R0.0_7=r1c1 r1c2 r1c3 #8
L i520.81.3 L r1c3 ISN'T 3: candidate 3 is locked in another subset of column 3 r1c3 r1c3#3 L 2_C2.6_2=r7c3 r8c3 r9c3 #3
L i520.82.11 L r1c8 ISN'T 2: candidate 2 is locked in another subset of block 3 r1c8 r1c8#2 L 1_B2,1_C8.0_1=r1c9 r2c9 r3c9 #2
L i520.82.12 L r2c1 ISN'T 2: candidate 2 is locked in another subset of block 1 r2c1 r2c1#2 L 1_B0,1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.83.3 L r2c3 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c3 r2c3#5 L 4_R1.3_4=r2c4 r2c5 r2c6 #5
L i520.84.2 L r2c3 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c3 r2c3#5 L 4_R1.3_4=r2c4 r2c5 r2c6 #5
L i520.85.2 L r1c8 ISN'T 6: candidate 6 is locked in another subset of column 8 r1c8 r1c8#6 L 5_C7.3_5=r4c8 r5c8 r6c8 #6
L i520.86.8 L r2c7 ISN'T 5: candidate 5 is locked in another subset of column 7 r2c7 r2c7#5 L 4_C6.3_4=r4c7 r5c7 r6c7 #5
L i520.87.8 L r2c7 ISN'T 6: candidate 6 is locked in another subset of column 7 r2c7 r2c7#6 L 5_C6.3_5=r4c7 r5c7 r6c7 #6
L i520.88.7 L r3c1 ISN'T 7: candidate 7 is locked in another subset of row 3 r3c1 r3c1#7 L 6_R2.6_6=r3c7 r3c8 r3c9 #7
L i520.88.11 L r8c7 ISN'T 1: candidate 1 is locked in another subset of block 9 r8c7 r8c7#1 L 0_B8,0_C7.6_0=r7c8 r8c8 r9c8 #1
L i520.88.14 L r3c1 ISN'T 9: candidate 9 is locked in another subset of row 3 r3c1 r3c1#9 L 8_R2.6_8=r3c7 r3c8 r3c9 #9
L i520.89.8 L r3c2 ISN'T 8: candidate 8 is locked in another subset of row 3 r3c2 r3c2#8 L 7_R2.6_7=r3c7 r3c8 r3c9 #8
L i520.90.8 L r1c3 ISN'T 6: candidate 6 is locked in another subset of block 1 r1c3 r1c3#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.90.10 L r2c8 ISN'T 8: candidate 8 is locked in another subset of block 3 r2c8 r2c8#8 L 7_B2,7_R0.6_7=r1c7 r1c8 r1c9 #8
L i520.90.14 L r7c4 ISN'T 6: candidate 6 is locked in another subset of block 8 r7c4 r7c4#6 L 5_B7,5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.91.13 L r4c9 ISN'T 5: candidate 5 is locked in another subset of block 6 r4c9 r4c9#5 L 4_B5,4_C7.3_4=r4c8 r5c8 r6c8 #5
L i520.92.8 L r1c4 ISN'T 2: candidate 2 is locked in another subset of row 1 r1c4 r1c4#2 L 1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.92.10 L r7c2 ISN'T 8: candidate 8 is locked in another subset of block 7 r7c2 r7c2#8 L 7_B6,7_R8.0_7=r9c1 r9c2 r9c3 #8
L i520.92.14 L r5c4 ISN'T 7: candidate 7 is locked in another subset of block 5 r5c4 r5c4#7 L 6_B4,6_C4.3_6=r4c5 r5c5 r6c5 #7
L i520.93.3 L r1c1 ISN'T 3: candidate 3 is locked in another subset of column 1 r1c1 r1c1#3 L 2_C0.6_2=r7c1 r8c1 r9c1 #3
L i520.94.9 L r1c4 ISN'T 5: candidate 5 is locked in another subset of row 1 r1c4 r1c4#5 L 4_R0.0_4=r1c1 r1c2 r1c3 #5
L i520.94.15 L r1c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r1c2 r1c2#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.95.12 L r1c3 ISN'T 4: candidate 4 is locked in another subset of column 3 r1c3 r1c3#4 L 3_C2.6_3=r7c3 r8c3 r9c3 #4
L i520.96.2 L r1c4 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c4 r1c4#8 L 7_R0.0_7=r1c1 r1c2 r1c3 #8
L i520.97.8 L r3c1 ISN'T 6: candidate 6 is locked in another subset of row 3 r3c1 r3c1#6 L 5_R2.6_5=r3c7 r3c8 r3c9 #6
L i520.97.13 L r3c7 ISN'T 9: candidate 9 is locked in another subset of block 3 r3c7 r3c7#9 L 8_B2,8_C7.0_8=r1c8 r2c8 r3c8 #9
L i520.97.16 L r7c2 ISN'T 8: candidate 8 is locked in another subset of block 7 r7c2 r7c2#8 L 7_B6,7_C2.6_7=r7c3 r8c3 r9c3 #8
L i520.98.9 L r1c9 ISN'T 4: candidate 4 is locked in another subset of block 3 r1c9 r1c9#4 L 3_B2,3_C7.0_3=r1c8 r2c8 r3c8 #4
L i520.98.10 L r2c1 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c1 r2c1#9 L 8_R1.6_8=r2c7 r2c8 r2c9 #9
L i520.98.13 L r1c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r1c3 r1c3#4 L 3_B0,3_C1.0_3=r1c2 r2c2 r3c2 #4
L i520.99.12 L r3c1 ISN'T 6: candidate 6 is locked in another subset of block 1 r3c1 r3c1#6 L 5_B0,5_R0.0_5=r1c1 r1c2 r1c3 #6
L i520.99.14 L r2c8 ISN'T 5: candidate 5 is locked in another subset of block 3 r2c8 r2c8#5 L 4_B2,4_C6.0_4=r1c7 r2c7 r3c7 #5
L i520.99.17 L r7c1 ISN'T 6: candidate 6 is locked in another subset of row 7 r7c1 r7c1#6 L 5_R6.6_5=r7c7 r7c8 r7c9 #6
L i520.100.2 L r1c1 ISN'T 6: candidate 6 is locked in another subset of column 1 r1c1 r1c1#6 L 5_C0.6_5=r7c1 r8c1 r9c1 #6
L i520.100.4 L r7c3 ISN'T 3: candidate 3 is locked in another subset of block 7 r7c3 r7c3#3 L 2_B6,2_C0.6_2=r7c1 r8c1 r9c1 #3
L i520.101.8 L r1c3 ISN'T 5: candidate 5 is locked in another subset of block 1 r1c3 r1c3#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.101.10 L r2c8 ISN'T 8: candidate 8 is locked in another subset of block 3 r2c8 r2c8#8 L 7_B2,7_R0.6_7=r1c7 r1c8 r1c9 #8
L i520.101.14 L r7c4 ISN'T 5: candidate 5 is locked in another subset of block 8 r7c4 r7c4#5 L 4_B7,4_C4.6_4=r7c5 r8c5 r9c5 #5
L i520.102.8 L r1c3 ISN'T 5: candidate 5 is locked in another subset of block 1 r1c3 r1c3#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.102.9 L r2c7 ISN'T 5: candidate 5 is locked in another subset of block 3 r2c7 r2c7#5 L 4_B2,4_R0.6_4=r1c7 r1c8 r1c9 #5
L i520.103.3 L r1c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r1c2 r1c2#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.103.6 L r8c2 ISN'T 3: candidate 3 is locked in another subset of block 7 r8c2 r8c2#3 L 2_B6,2_R6.0_2=r7c1 r7c2 r7c3 #3
L i520.103.9 L r1c7 ISN'T 2: candidate 2 is locked in another subset of row 1 r1c7 r1c7#2 L 1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.103.14 L r8c8 ISN'T 3: candidate 3 is locked in another subset of block 9 r8c8 r8c8#3 L 2_B8,2_C8.6_2=r7c9 r8c9 r9c9 #3
L i520.103.21 L r8c8 ISN'T 9: candidate 9 is locked in another subset of block 9 r8c8 r8c8#9 L 8_B8,8_C6.6_8=r7c7 r8c7 r9c7 #9
L i520.104.13 L r3c5 ISN'T 5: candidate 5 is locked in another subset of row 3 r3c5 r3c5#5 L 4_R2.6_4=r3c7 r3c8 r3c9 #5
L i520.105.5 L r5c6 ISN'T 8: candidate 8 is locked in another subset of block 5 r5c6 r5c6#8 L 7_B4,7_C3.3_7=r4c4 r5c4 r6c4 #8
L i520.105.7 L r8c6 ISN'T 7: candidate 7 is locked in another subset of block 8 r8c6 r8c6#7 L 6_B7,6_C4.6_6=r7c5 r8c5 r9c5 #7
L i520.105.17 L r2c9 ISN'T 6: candidate 6 is locked in another subset of block 3 r2c9 r2c9#6 L 5_B2,5_C7.0_5=r1c8 r2c8 r3c8 #6
L i520.106.6 L r1c7 ISN'T 2: candidate 2 is locked in another subset of row 1 r1c7 r1c7#2 L 1_R0.0_1=r1c1 r1c2 r1c3 #2
L i520.106.16 L r4c1 ISN'T 5: candidate 5 is locked in another subset of block 4 r4c1 r4c1#5 L 4_B3,4_C2.3_4=r4c3 r5c3 r6c3 #5
L i520.107.5 L r1c8 ISN'T 7: candidate 7 is locked in another subset of column 8 r1c8 r1c8#7 L 6_C7.3_6=r4c8 r5c8 r6c8 #7
L i520.107.16 L r5c2 ISN'T 6: candidate 6 is locked in another subset of row 5 r5c2 r5c2#6 L 5_R4.6_5=r5c7 r5c8 r5c9 #6
L i520.107.18 L r1c3 ISN'T 3: candidate 3 is locked in another subset of block 1 r1c3 r1c3#3 L 2_B0,2_C1.0_2=r1c2 r2c2 r3c2 #3
L i520.107.22 L r5c2 ISN'T 1: candidate 1 is locked in another subset of block 4 r5c2 r5c2#1 L 0_B3,0_C2.3_0=r4c3 r5c3 r6c3 #1
L i520.107.24 L r2c6 ISN'T 5: candidate 5 is locked in another subset of block 2 r2c6 r2c6#5 L 4_B1,4_C3.0_4=r1c4 r2c4 r3c4 #5
L i520.108.4 L r1c3 ISN'T 2: candidate 2 is locked in another subset of column 3 r1c3 r1c3#2 L 1_C2.3_1=r4c3 r5c3 r6c3 #2
L i520.108.16 L r8c9 ISN'T 1: candidate 1 is locked in another subset of block 9 r8c9 r8c9#1 L 0_B8,0_C7.6_0=r7c8 r8c8 r9c8 #1
L i520.109.4 L r1c3 ISN'T 2: candidate 2 is locked in another subset of column 3 r1c3 r1c3#2 L 1_C2.3_1=r4c3 r5c3 r6c3 #2
L i520.109.13 L r2c7 ISN'T 2: candidate 2 is locked in another subset of row 2 r2c7 r2c7#2 L 1_R1.3_1=r2c4 r2c5 r2c6 #2
L i520.109.16 L r4c7 ISN'T 3: candidate 3 is locked in another subset of row 4 r4c7 r4c7#3 L 2_R3.3_2=r4c4 r4c5 r4c6 #3
L i520.109.20 L r5c8 ISN'T 1: candidate 1 is locked in another subset of column 8 r5c8 r5c8#1 L 0_C7.6_0=r7c8 r8c8 r9c8 #1
L i520.110.7 L r2c1 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c1 r2c1#6 L 5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.110.8 L r9c2 ISN'T 6: candidate 6 is locked in another subset of block 7 r9c2 r9c2#6 L 5_B6,5_C0.6_5=r7c1 r8c1 r9c1 #6
L i520.110.11 L r9c5 ISN'T 7: candidate 7 is locked in another subset of row 9 r9c5 r9c5#7 L 6_R8.0_6=r9c1 r9c2 r9c3 #7
L i520.112.8 L r4c1 ISN'T 2: candidate 2 is locked in another subset of column 1 r4c1 r4c1#2 L 1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.113.8 L r1c4 ISN'T 4: candidate 4 is locked in another subset of row 1 r1c4 r1c4#4 L 3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.113.9 L r6c6 ISN'T 4: candidate 4 is locked in another subset of column 6 r6c6 r6c6#4 L 3_C5.0_3=r1c6 r2c6 r3c6 #4
L i520.113.17 L r5c3 ISN'T 3: candidate 3 is locked in another subset of block 4 r5c3 r5c3#3 L 2_B3,2_C1.3_2=r4c2 r5c2 r6c2 #3
L i520.114.8 L r1c4 ISN'T 4: candidate 4 is locked in another subset of row 1 r1c4 r1c4#4 L 3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.114.9 L r6c6 ISN'T 4: candidate 4 is locked in another subset of column 6 r6c6 r6c6#4 L 3_C5.0_3=r1c6 r2c6 r3c6 #4
L i520.114.17 L r5c3 ISN'T 3: candidate 3 is locked in another subset of block 4 r5c3 r5c3#3 L 2_B3,2_C1.3_2=r4c2 r5c2 r6c2 #3
L i520.115.11 L r3c6 ISN'T 4: candidate 4 is locked in another subset of row 3 r3c6 r3c6#4 L 3_R2.6_3=r3c7 r3c8 r3c9 #4
L i520.115.17 L r1c2 ISN'T 6: candidate 6 is locked in another subset of block 1 r1c2 r1c2#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.116.9 L r2c2 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c2 r2c2#3 L 2_R1.3_2=r2c4 r2c5 r2c6 #3
L i520.117.12 L r3c5 ISN'T 5: candidate 5 is locked in another subset of column 5 r3c5 r3c5#5 L 4_C4.3_4=r4c5 r5c5 r6c5 #5
L i520.117.15 L r6c5 ISN'T 1: candidate 1 is locked in another subset of row 6 r6c5 r6c5#1 L 0_R5.0_0=r6c1 r6c2 r6c3 #1
L i520.118.3 L r2c2 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c2 r2c2#9 L 8_R1.6_8=r2c7 r2c8 r2c9 #9
L i520.119.3 L r2c2 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c2 r2c2#1 L 0_R1.6_0=r2c7 r2c8 r2c9 #1
L i520.120.3 L r2c2 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c2 r2c2#1 L 0_R1.6_0=r2c7 r2c8 r2c9 #1
L i520.121.3 L r2c2 ISN'T 8: candidate 8 is locked in another subset of row 2 r2c2 r2c2#8 L 7_R1.6_7=r2c7 r2c8 r2c9 #8
L i520.122.6 L r1c3 ISN'T 6: candidate 6 is locked in another subset of block 1 r1c3 r1c3#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.122.15 L r7c5 ISN'T 6: candidate 6 is locked in another subset of block 8 r7c5 r7c5#6 L 5_B7,5_C3.6_5=r7c4 r8c4 r9c4 #6
L i520.123.3 L r3c4 ISN'T 8: candidate 8 is locked in another subset of row 3 r3c4 r3c4#8 L 7_R2.0_7=r3c1 r3c2 r3c3 #8
L i520.124.2 L r1c2 ISN'T 7: candidate 7 is locked in another subset of column 2 r1c2 r1c2#7 L 6_C1.3_6=r4c2 r5c2 r6c2 #7
L i520.124.7 L r8c7 ISN'T 6: candidate 6 is locked in another subset of block 9 r8c7 r8c7#6 L 5_B8,5_R6.6_5=r7c7 r7c8 r7c9 #6
L i520.125.2 L r1c5 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c5 r1c5#8 L 7_R0.0_7=r1c1 r1c2 r1c3 #8
L i520.126.2 L r1c5 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c5 r1c5#8 L 7_R0.0_7=r1c1 r1c2 r1c3 #8
L i520.127.9 L r1c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r1c5 r1c5#7 L 6_C4.3_6=r4c5 r5c5 r6c5 #7
L i520.128.10 L r1c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r1c5 r1c5#7 L 6_C4.3_6=r4c5 r5c5 r6c5 #7
L i520.129.6 L r2c5 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c5 r2c5#6 L 5_R1.6_5=r2c7 r2c8 r2c9 #6
L i520.129.9 L r9c8 ISN'T 7: candidate 7 is locked in another subset of block 9 r9c8 r9c8#7 L 6_B8,6_C6.6_6=r7c7 r8c7 r9c7 #7
L i520.129.13 L r7c7 ISN'T 6: candidate 6 is locked in another subset of row 7 r7c7 r7c7#6 L 5_R6.3_5=r7c4 r7c5 r7c6 #6
L i520.130.5 L r1c5 ISN'T 3: candidate 3 is locked in another subset of row 1 r1c5 r1c5#3 L 2_R0.0_2=r1c1 r1c2 r1c3 #3
L i520.130.8 L r8c9 ISN'T 5: candidate 5 is locked in another subset of block 9 r8c9 r8c9#5 L 4_B8,4_C6.6_4=r7c7 r8c7 r9c7 #5
L i520.130.16 L r1c5 ISN'T 6: candidate 6 is locked in another subset of row 1 r1c5 r1c5#6 L 5_R0.0_5=r1c1 r1c2 r1c3 #6
L i520.130.18 L r7c4 ISN'T 5: candidate 5 is locked in another subset of block 8 r7c4 r7c4#5 L 4_B7,4_R7.3_4=r8c4 r8c5 r8c6 #5
L i520.131.8 L r1c5 ISN'T 7: candidate 7 is locked in another subset of block 2 r1c5 r1c5#7 L 6_B1,6_C5.0_6=r1c6 r2c6 r3c6 #7
L i520.131.13 L r2c2 ISN'T 5: candidate 5 is locked in another subset of block 1 r2c2 r2c2#5 L 4_B0,4_R0.0_4=r1c1 r1c2 r1c3 #5
L i520.131.15 L r9c6 ISN'T 5: candidate 5 is locked in another subset of row 9 r9c6 r9c6#5 L 4_R8.6_4=r9c7 r9c8 r9c9 #5
L i520.132.7 L r1c5 ISN'T 6: candidate 6 is locked in another subset of block 2 r1c5 r1c5#6 L 5_B1,5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.132.9 L r4c4 ISN'T 7: candidate 7 is locked in another subset of block 5 r4c4 r4c4#7 L 6_B4,6_R4.3_6=r5c4 r5c5 r5c6 #7
L i520.132.14 L r2c4 ISN'T 9: candidate 9 is locked in another subset of block 2 r2c4 r2c4#9 L 8_B1,8_C4.0_8=r1c5 r2c5 r3c5 #9
L i520.132.19 L r1c5 ISN'T 4: candidate 4 is locked in another subset of row 1 r1c5 r1c5#4 L 3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.133.8 L r3c2 ISN'T 4: candidate 4 is locked in another subset of row 3 r3c2 r3c2#4 L 3_R2.6_3=r3c7 r3c8 r3c9 #4
L i520.134.6 L r5c1 ISN'T 4: candidate 4 is locked in another subset of row 5 r5c1 r5c1#4 L 3_R4.6_3=r5c7 r5c8 r5c9 #4
L i520.134.8 L r1c1 ISN'T 6: candidate 6 is locked in another subset of column 1 r1c1 r1c1#6 L 5_C0.3_5=r4c1 r5c1 r6c1 #6
L i520.134.11 L r9c6 ISN'T 3: candidate 3 is locked in another subset of block 8 r9c6 r9c6#3 L 2_B7,2_C3.6_2=r7c4 r8c4 r9c4 #3
L i520.134.18 L r9c4 ISN'T 7: candidate 7 is locked in another subset of row 9 r9c4 r9c4#7 L 6_R8.0_6=r9c1 r9c2 r9c3 #7
L i520.134.25 L r5c8 ISN'T 7: candidate 7 is locked in another subset of block 6 r5c8 r5c8#7 L 6_B5,6_R5.6_6=r6c7 r6c8 r6c9 #7
L i520.135.8 L r7c9 ISN'T 2: candidate 2 is locked in another subset of row 7 r7c9 r7c9#2 L 1_R6.0_1=r7c1 r7c2 r7c3 #2
L i520.135.14 L r8c6 ISN'T 7: candidate 7 is locked in another subset of row 8 r8c6 r8c6#7 L 6_R7.6_6=r8c7 r8c8 r8c9 #7
L i520.135.18 L r5c9 ISN'T 8: candidate 8 is locked in another subset of block 6 r5c9 r5c9#8 L 7_B5,7_C7.3_7=r4c8 r5c8 r6c8 #8
L i520.136.9 L r2c4 ISN'T 7: candidate 7 is locked in another subset of column 4 r2c4 r2c4#7 L 6_C3.3_6=r4c4 r5c4 r6c4 #7
L i520.136.17 L r6c3 ISN'T 8: candidate 8 is locked in another subset of block 4 r6c3 r6c3#8 L 7_B3,7_R4.0_7=r5c1 r5c2 r5c3 #8
L i520.137.3 L r9c1 ISN'T 9: candidate 9 is locked in another subset of row 9 r9c1 r9c1#9 L 8_R8.3_8=r9c4 r9c5 r9c6 #9
L i520.137.10 L r5c4 ISN'T 4: candidate 4 is locked in another subset of row 5 r5c4 r5c4#4 L 3_R4.0_3=r5c1 r5c2 r5c3 #4
L i520.138.6 L r2c9 ISN'T 2: candidate 2 is locked in another subset of column 9 r2c9 r2c9#2 L 1_C8.6_1=r7c9 r8c9 r9c9 #2
L i520.138.8 L r8c1 ISN'T 7: candidate 7 is locked in another subset of row 8 r8c1 r8c1#7 L 6_R7.6_6=r8c7 r8c8 r8c9 #7
L i520.139.6 L r1c1 ISN'T 5: candidate 5 is locked in another subset of column 1 r1c1 r1c1#5 L 4_C0.3_4=r4c1 r5c1 r6c1 #5
L i520.139.12 L r1c1 ISN'T 9: candidate 9 is locked in another subset of column 1 r1c1 r1c1#9 L 8_C0.3_8=r4c1 r5c1 r6c1 #9
L i520.140.9 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C1.0_1=r1c2 r2c2 r3c2 #2
L i520.141.10 L r2c6 ISN'T 7: candidate 7 is locked in another subset of block 2 r2c6 r2c6#7 L 6_B1,6_C3.0_6=r1c4 r2c4 r3c4 #7
L i520.141.20 L r2c7 ISN'T 6: candidate 6 is locked in another subset of block 3 r2c7 r2c7#6 L 5_B2,5_C8.0_5=r1c9 r2c9 r3c9 #6
L i520.142.10 L r2c6 ISN'T 8: candidate 8 is locked in another subset of block 2 r2c6 r2c6#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.142.20 L r2c7 ISN'T 6: candidate 6 is locked in another subset of block 3 r2c7 r2c7#6 L 5_B2,5_C8.0_5=r1c9 r2c9 r3c9 #6
L i520.143.9 L r6c1 ISN'T 7: candidate 7 is locked in another subset of row 6 r6c1 r6c1#7 L 6_R5.6_6=r6c7 r6c8 r6c9 #7
L i520.143.13 L r2c9 ISN'T 7: candidate 7 is locked in another subset of block 3 r2c9 r2c9#7 L 6_B2,6_C7.0_6=r1c8 r2c8 r3c8 #7
L i520.144.8 L r1c3 ISN'T 3: candidate 3 is locked in another subset of block 1 r1c3 r1c3#3 L 2_B0,2_C0.0_2=r1c1 r2c1 r3c1 #3
L i520.144.14 L r4c1 ISN'T 7: candidate 7 is locked in another subset of column 1 r4c1 r4c1#7 L 6_C0.0_6=r1c1 r2c1 r3c1 #7
L i520.144.16 L r1c6 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c6 r1c6#9 L 8_R0.0_8=r1c1 r1c2 r1c3 #9
L i520.145.2 L r1c8 ISN'T 7: candidate 7 is locked in another subset of column 8 r1c8 r1c8#7 L 6_C7.3_6=r4c8 r5c8 r6c8 #7
L i520.145.5 L r8c6 ISN'T 3: candidate 3 is locked in another subset of block 8 r8c6 r8c6#3 L 2_B7,2_C3.6_2=r7c4 r8c4 r9c4 #3
L i520.146.8 L r1c5 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c5 r1c5#9 L 8_R0.0_8=r1c1 r1c2 r1c3 #9
L i520.146.12 L r5c1 ISN'T 4: candidate 4 is locked in another subset of column 1 r5c1 r5c1#4 L 3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.146.16 L r5c4 ISN'T 7: candidate 7 is locked in another subset of row 5 r5c4 r5c4#7 L 6_R4.0_6=r5c1 r5c2 r5c3 #7
L i520.147.6 L r2c1 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c1 r2c1#4 L 3_B0,3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.148.8 L r4c8 ISN'T 4: candidate 4 is locked in another subset of row 4 r4c8 r4c8#4 L 3_R3.3_3=r4c4 r4c5 r4c6 #4
L i520.149.6 L r1c3 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c3 r1c3#2 L 1_B0,1_C1.0_1=r1c2 r2c2 r3c2 #2
L i520.149.15 L r3c6 ISN'T 6: candidate 6 is locked in another subset of block 2 r3c6 r3c6#6 L 5_B1,5_C4.0_5=r1c5 r2c5 r3c5 #6
L i520.149.19 L r7c2 ISN'T 8: candidate 8 is locked in another subset of block 7 r7c2 r7c2#8 L 7_B6,7_C0.6_7=r7c1 r8c1 r9c1 #8
L i520.150.4 L r1c9 ISN'T 8: candidate 8 is locked in another subset of block 3 r1c9 r1c9#8 L 7_B2,7_C6.0_7=r1c7 r2c7 r3c7 #8
L i520.150.6 L r5c2 ISN'T 5: candidate 5 is locked in another subset of row 5 r5c2 r5c2#5 L 4_R4.6_4=r5c7 r5c8 r5c9 #5
L i520.150.13 L r1c3 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c3 r1c3#9 L 8_B0,8_C0.0_8=r1c1 r2c1 r3c1 #9
L i520.150.28 L r1c1 ISN'T 7: candidate 7 is locked in another subset of block 1 r1c1 r1c1#7 L 6_B0,6_C2.0_6=r1c3 r2c3 r3c3 #7
L i520.151.9 L r1c1 ISN'T 8: candidate 8 is locked in another subset of column 1 r1c1 r1c1#8 L 7_C0.3_7=r4c1 r5c1 r6c1 #8
L i520.151.13 L r5c6 ISN'T 9: candidate 9 is locked in another subset of block 5 r5c6 r5c6#9 L 8_B4,8_R3.3_8=r4c4 r4c5 r4c6 #9
L i520.152.9 L r7c5 ISN'T 8: candidate 8 is locked in another subset of row 7 r7c5 r7c5#8 L 7_R6.6_7=r7c7 r7c8 r7c9 #8
L i520.152.12 L r8c2 ISN'T 5: candidate 5 is locked in another subset of block 7 r8c2 r8c2#5 L 4_B6,4_C2.6_4=r7c3 r8c3 r9c3 #5
L i520.153.9 L r1c1 ISN'T 7: candidate 7 is locked in another subset of column 1 r1c1 r1c1#7 L 6_C0.3_6=r4c1 r5c1 r6c1 #7
L i520.153.13 L r5c6 ISN'T 9: candidate 9 is locked in another subset of block 5 r5c6 r5c6#9 L 8_B4,8_R3.3_8=r4c4 r4c5 r4c6 #9
L i520.154.9 L r7c5 ISN'T 9: candidate 9 is locked in another subset of row 7 r7c5 r7c5#9 L 8_R6.6_8=r7c7 r7c8 r7c9 #9
L i520.154.12 L r8c2 ISN'T 5: candidate 5 is locked in another subset of block 7 r8c2 r8c2#5 L 4_B6,4_C2.6_4=r7c3 r8c3 r9c3 #5
L i520.155.5 L r1c2 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c2 r1c2#9 L 8_B0,8_C0.0_8=r1c1 r2c1 r3c1 #9
L i520.155.9 L r5c3 ISN'T 9: candidate 9 is locked in another subset of block 4 r5c3 r5c3#9 L 8_B3,8_C1.3_8=r4c2 r5c2 r6c2 #9
L i520.155.11 L r6c7 ISN'T 4: candidate 4 is locked in another subset of row 6 r6c7 r6c7#4 L 3_R5.3_3=r6c4 r6c5 r6c6 #4
L i520.156.8 L r1c6 ISN'T 5: candidate 5 is locked in another subset of block 2 r1c6 r1c6#5 L 4_B1,4_C4.0_4=r1c5 r2c5 r3c5 #5
L i520.156.16 L r8c4 ISN'T 8: candidate 8 is locked in another subset of row 8 r8c4 r8c4#8 L 7_R7.0_7=r8c1 r8c2 r8c3 #8
L i520.157.6 L r2c3 ISN'T 7: candidate 7 is locked in another subset of block 1 r2c3 r2c3#7 L 6_B0,6_R0.0_6=r1c1 r1c2 r1c3 #7
L i520.158.15 L r3c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r3c5 r3c5#8 L 7_B1,7_C5.0_7=r1c6 r2c6 r3c6 #8
L i520.158.20 L r1c1 ISN'T 9: candidate 9 is locked in another subset of column 1 r1c1 r1c1#9 L 8_C0.3_8=r4c1 r5c1 r6c1 #9
L i520.158.21 L r3c6 ISN'T 9: candidate 9 is locked in another subset of row 3 r3c6 r3c6#9 L 8_R2.0_8=r3c1 r3c2 r3c3 #9
L i520.159.11 L r2c2 ISN'T 8: candidate 8 is locked in another subset of row 2 r2c2 r2c2#8 L 7_R1.6_7=r2c7 r2c8 r2c9 #8
L i520.160.12 L r6c8 ISN'T 5: candidate 5 is locked in another subset of row 6 r6c8 r6c8#5 L 4_R5.3_4=r6c4 r6c5 r6c6 #5
L i520.161.3 L r1c1 ISN'T 8: candidate 8 is locked in another subset of column 1 r1c1 r1c1#8 L 7_C0.3_7=r4c1 r5c1 r6c1 #8
L i520.162.8 L r7c3 ISN'T 4: candidate 4 is locked in another subset of block 7 r7c3 r7c3#4 L 3_B6,3_C0.6_3=r7c1 r8c1 r9c1 #4
L i520.162.12 L r4c9 ISN'T 5: candidate 5 is locked in another subset of block 6 r4c9 r4c9#5 L 4_B5,4_C7.3_4=r4c8 r5c8 r6c8 #5
L i520.163.9 L r7c5 ISN'T 8: candidate 8 is locked in another subset of row 7 r7c5 r7c5#8 L 7_R6.6_7=r7c7 r7c8 r7c9 #8
L i520.163.12 L r8c2 ISN'T 6: candidate 6 is locked in another subset of block 7 r8c2 r8c2#6 L 5_B6,5_C2.6_5=r7c3 r8c3 r9c3 #6
L i520.164.9 L r7c5 ISN'T 9: candidate 9 is locked in another subset of row 7 r7c5 r7c5#9 L 8_R6.6_8=r7c7 r7c8 r7c9 #9
L i520.164.12 L r8c2 ISN'T 6: candidate 6 is locked in another subset of block 7 r8c2 r8c2#6 L 5_B6,5_C2.6_5=r7c3 r8c3 r9c3 #6
L i520.165.7 L r1c7 ISN'T 1: candidate 1 is locked in another subset of column 7 r1c7 r1c7#1 L 0_C6.6_0=r7c7 r8c7 r9c7 #1
L i520.165.14 L r2c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c3 r2c3#4 L 3_B0,3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.165.18 L r8c4 ISN'T 9: candidate 9 is locked in another subset of row 8 r8c4 r8c4#9 L 8_R7.0_8=r8c1 r8c2 r8c3 #9
L i520.166.2 L r1c1 ISN'T 8: candidate 8 is locked in another subset of column 1 r1c1 r1c1#8 L 7_C0.6_7=r7c1 r8c1 r9c1 #8
L i520.167.8 L r1c3 ISN'T 3: candidate 3 is locked in another subset of column 3 r1c3 r1c3#3 L 2_C2.6_2=r7c3 r8c3 r9c3 #3
L i520.168.8 L r1c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r1c3 r1c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.169.3 L r1c1 ISN'T 4: candidate 4 is locked in another subset of column 1 r1c1 r1c1#4 L 3_C0.3_3=r4c1 r5c1 r6c1 #4
L i520.170.12 L r5c7 ISN'T 7: candidate 7 is locked in another subset of row 5 r5c7 r5c7#7 L 6_R4.3_6=r5c4 r5c5 r5c6 #7
L i520.170.14 L r9c8 ISN'T 5: candidate 5 is locked in another subset of row 9 r9c8 r9c8#5 L 4_R8.3_4=r9c4 r9c5 r9c6 #5
L i520.171.6 L r1c5 ISN'T 4: candidate 4 is locked in another subset of row 1 r1c5 r1c5#4 L 3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.171.9 L r3c1 ISN'T 8: candidate 8 is locked in another subset of row 3 r3c1 r3c1#8 L 7_R2.3_7=r3c4 r3c5 r3c6 #8
L i520.171.12 L r6c8 ISN'T 8: candidate 8 is locked in another subset of block 6 r6c8 r6c8#8 L 7_B5,7_C6.3_7=r4c7 r5c7 r6c7 #8
L i520.171.19 L r8c8 ISN'T 2: candidate 2 is locked in another subset of block 9 r8c8 r8c8#2 L 1_B8,1_R6.6_1=r7c7 r7c8 r7c9 #2
L i520.172.10 L r1c1 ISN'T 5: candidate 5 is locked in another subset of column 1 r1c1 r1c1#5 L 4_C0.6_4=r7c1 r8c1 r9c1 #5
L i520.173.8 L r4c5 ISN'T 6: candidate 6 is locked in another subset of row 4 r4c5 r4c5#6 L 5_R3.0_5=r4c1 r4c2 r4c3 #6
L i520.173.15 L r3c5 ISN'T 9: candidate 9 is locked in another subset of row 3 r3c5 r3c5#9 L 8_R2.6_8=r3c7 r3c8 r3c9 #9
L i520.174.4 L r2c2 ISN'T 1: candidate 1 is locked in another subset of column 2 r2c2 r2c2#1 L 0_C1.3_0=r4c2 r5c2 r6c2 #1
L i520.175.14 L r5c5 ISN'T 4: candidate 4 is locked in another subset of block 5 r5c5 r5c5#4 L 3_B4,3_C5.3_3=r4c6 r5c6 r6c6 #4
L i520.175.16 L r2c2 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c2 r2c2#4 L 3_B0,3_R0.0_3=r1c1 r1c2 r1c3 #4
L i520.176.9 L r7c7 ISN'T 3: candidate 3 is locked in another subset of block 9 r7c7 r7c7#3 L 2_B8,2_C8.6_2=r7c9 r8c9 r9c9 #3
L i520.176.14 L r8c2 ISN'T 6: candidate 6 is locked in another subset of block 7 r8c2 r8c2#6 L 5_B6,5_C0.6_5=r7c1 r8c1 r9c1 #6
L i520.177.10 L r1c7 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c7 r1c7#8 L 7_R0.0_7=r1c1 r1c2 r1c3 #8
L i520.178.9 L r3c8 ISN'T 3: candidate 3 is locked in another subset of row 3 r3c8 r3c8#3 L 2_R2.3_2=r3c4 r3c5 r3c6 #3
L i520.178.19 L r6c8 ISN'T 7: candidate 7 is locked in another subset of block 6 r6c8 r6c8#7 L 6_B5,6_C8.3_6=r4c9 r5c9 r6c9 #7
L i520.179.9 L r3c8 ISN'T 3: candidate 3 is locked in another subset of row 3 r3c8 r3c8#3 L 2_R2.3_2=r3c4 r3c5 r3c6 #3
L i520.179.24 L r6c1 ISN'T 6: candidate 6 is locked in another subset of row 6 r6c1 r6c1#6 L 5_R5.6_5=r6c7 r6c8 r6c9 #6
L i520.180.2 L r1c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r1c3 r1c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.180.4 L r8c1 ISN'T 6: candidate 6 is locked in another subset of row 8 r8c1 r8c1#6 L 5_R7.3_5=r8c4 r8c5 r8c6 #6
L i520.181.6 L r1c6 ISN'T 2: candidate 2 is locked in another subset of block 2 r1c6 r1c6#2 L 1_B1,1_C3.0_1=r1c4 r2c4 r3c4 #2
L i520.181.14 L r2c1 ISN'T 3: candidate 3 is locked in another subset of block 1 r2c1 r2c1#3 L 2_B0,2_C1.0_2=r1c2 r2c2 r3c2 #3
L i520.182.7 L r2c2 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c2 r2c2#6 L 5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.183.11 L r3c6 ISN'T 6: candidate 6 is locked in another subset of column 6 r3c6 r3c6#6 L 5_C5.6_5=r7c6 r8c6 r9c6 #6
L i520.184.10 L r2c6 ISN'T 7: candidate 7 is locked in another subset of block 2 r2c6 r2c6#7 L 6_B1,6_C4.0_6=r1c5 r2c5 r3c5 #7
L i520.184.12 L r6c2 ISN'T 9: candidate 9 is locked in another subset of column 2 r6c2 r6c2#9 L 8_C1.0_8=r1c2 r2c2 r3c2 #9
L i520.184.14 L r9c1 ISN'T 8: candidate 8 is locked in another subset of row 9 r9c1 r9c1#8 L 7_R8.3_7=r9c4 r9c5 r9c6 #8
L i520.184.19 L r1c5 ISN'T 6: candidate 6 is locked in another subset of row 1 r1c5 r1c5#6 L 5_R0.0_5=r1c1 r1c2 r1c3 #6
L i520.185.10 L r2c6 ISN'T 7: candidate 7 is locked in another subset of block 2 r2c6 r2c6#7 L 6_B1,6_C4.0_6=r1c5 r2c5 r3c5 #7
L i520.185.12 L r6c2 ISN'T 2: candidate 2 is locked in another subset of block 4 r6c2 r6c2#2 L 1_B3,1_C2.3_1=r4c3 r5c3 r6c3 #2
L i520.185.14 L r9c1 ISN'T 8: candidate 8 is locked in another subset of row 9 r9c1 r9c1#8 L 7_R8.3_7=r9c4 r9c5 r9c6 #8
L i520.185.18 L r8c5 ISN'T 6: candidate 6 is locked in another subset of row 8 r8c5 r8c5#6 L 5_R7.0_5=r8c1 r8c2 r8c3 #6
L i520.185.21 L r1c5 ISN'T 6: candidate 6 is locked in another subset of row 1 r1c5 r1c5#6 L 5_R0.0_5=r1c1 r1c2 r1c3 #6
L i520.186.8 L r6c5 ISN'T 9: candidate 9 is locked in another subset of block 5 r6c5 r6c5#9 L 8_B4,8_C5.3_8=r4c6 r5c6 r6c6 #9
L i520.186.13 L r5c3 ISN'T 2: candidate 2 is locked in another subset of block 4 r5c3 r5c3#2 L 1_B3,1_R3.0_1=r4c1 r4c2 r4c3 #2
L i520.186.15 L r8c5 ISN'T 6: candidate 6 is locked in another subset of block 8 r8c5 r8c5#6 L 5_B7,5_R6.3_5=r7c4 r7c5 r7c6 #6
L i520.187.2 L r1c1 ISN'T 2: candidate 2 is locked in another subset of column 1 r1c1 r1c1#2 L 1_C0.3_1=r4c1 r5c1 r6c1 #2
L i520.188.2 L r1c1 ISN'T 2: candidate 2 is locked in another subset of column 1 r1c1 r1c1#2 L 1_C0.3_1=r4c1 r5c1 r6c1 #2
L i520.189.2 L r1c6 ISN'T 2: candidate 2 is locked in another subset of block 2 r1c6 r1c6#2 L 1_B1,1_C3.0_1=r1c4 r2c4 r3c4 #2
L i520.190.2 L r1c1 ISN'T 2: candidate 2 is locked in another subset of column 1 r1c1 r1c1#2 L 1_C0.3_1=r4c1 r5c1 r6c1 #2
L i520.191.2 L r1c6 ISN'T 2: candidate 2 is locked in another subset of block 2 r1c6 r1c6#2 L 1_B1,1_C3.0_1=r1c4 r2c4 r3c4 #2
L i520.192.13 L r1c7 ISN'T 5: candidate 5 is locked in another subset of block 3 r1c7 r1c7#5 L 4_B2,4_C8.0_4=r1c9 r2c9 r3c9 #5
L i520.193.13 L r1c7 ISN'T 5: candidate 5 is locked in another subset of block 3 r1c7 r1c7#5 L 4_B2,4_C8.0_4=r1c9 r2c9 r3c9 #5
L i520.194.4 L r1c1 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c1 r1c1#9 L 8_B0,8_C1.0_8=r1c2 r2c2 r3c2 #9
L i520.194.12 L r4c3 ISN'T 8: candidate 8 is locked in another subset of row 4 r4c3 r4c3#8 L 7_R3.3_7=r4c4 r4c5 r4c6 #8
L i520.194.16 L r1c2 ISN'T 5: candidate 5 is locked in another subset of block 1 r1c2 r1c2#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.195.8 L r3c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r3c3 r3c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.195.10 L r1c7 ISN'T 6: candidate 6 is locked in another subset of block 3 r1c7 r1c7#6 L 5_B2,5_C8.0_5=r1c9 r2c9 r3c9 #6
L i520.195.14 L r2c9 ISN'T 4: candidate 4 is locked in another subset of block 3 r2c9 r2c9#4 L 3_B2,3_R0.6_3=r1c7 r1c8 r1c9 #4
L i520.196.3 L r2c3 ISN'T 3: candidate 3 is locked in another subset of column 3 r2c3 r2c3#3 L 2_C2.6_2=r7c3 r8c3 r9c3 #3
L i520.198.6 L r5c2 ISN'T 4: candidate 4 is locked in another subset of row 5 r5c2 r5c2#4 L 3_R4.6_3=r5c7 r5c8 r5c9 #4
L i520.198.15 L r2c5 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c5 r2c5#9 L 8_R1.0_8=r2c1 r2c2 r2c3 #9
L i520.198.17 L r5c5 ISN'T 8: candidate 8 is locked in another subset of block 5 r5c5 r5c5#8 L 7_B4,7_C3.3_7=r4c4 r5c4 r6c4 #8
L i520.199.9 L r6c5 ISN'T 4: candidate 4 is locked in another subset of row 6 r6c5 r6c5#4 L 3_R5.6_3=r6c7 r6c8 r6c9 #4
L i520.199.11 L r2c5 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c5 r2c5#9 L 8_R1.0_8=r2c1 r2c2 r2c3 #9
L i520.199.17 L r4c5 ISN'T 5: candidate 5 is locked in another subset of row 4 r4c5 r4c5#5 L 4_R3.0_4=r4c1 r4c2 r4c3 #5
L i520.200.4 L r3c5 ISN'T 5: candidate 5 is locked in another subset of column 5 r3c5 r3c5#5 L 4_C4.6_4=r7c5 r8c5 r9c5 #5
L i520.201.3 L r3c5 ISN'T 6: candidate 6 is locked in another subset of column 5 r3c5 r3c5#6 L 5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.202.9 L r1c2 ISN'T 2: candidate 2 is locked in another subset of block 1 r1c2 r1c2#2 L 1_B0,1_C0.0_1=r1c1 r2c1 r3c1 #2
L i520.202.12 L r5c5 ISN'T 7: candidate 7 is locked in another subset of block 5 r5c5 r5c5#7 L 6_B4,6_C3.3_6=r4c4 r5c4 r6c4 #7
L i520.202.17 L r7c9 ISN'T 4: candidate 4 is locked in another subset of row 7 r7c9 r7c9#4 L 3_R6.3_3=r7c4 r7c5 r7c6 #4
L i520.202.23 L r5c5 ISN'T 4: candidate 4 is locked in another subset of block 5 r5c5 r5c5#4 L 3_B4,3_C3.3_3=r4c4 r5c4 r6c4 #4
L i520.203.9 L r1c2 ISN'T 7: candidate 7 is locked in another subset of row 1 r1c2 r1c2#7 L 6_R0.3_6=r1c4 r1c5 r1c6 #7
L i520.203.10 L r4c3 ISN'T 7: candidate 7 is locked in another subset of block 4 r4c3 r4c3#7 L 6_B3,6_C1.3_6=r4c2 r5c2 r6c2 #7
L i520.203.14 L r2c9 ISN'T 8: candidate 8 is locked in another subset of block 3 r2c9 r2c9#8 L 7_B2,7_C6.0_7=r1c7 r2c7 r3c7 #8
L i520.203.18 L r2c8 ISN'T 9: candidate 9 is locked in another subset of block 3 r2c8 r2c8#9 L 8_B2,8_C6.0_8=r1c7 r2c7 r3c7 #9
L i520.204.8 L r1c2 ISN'T 1: candidate 1 is locked in another subset of row 1 r1c2 r1c2#1 L 0_R0.3_0=r1c4 r1c5 r1c6 #1
L i520.204.10 L r7c1 ISN'T 7: candidate 7 is locked in another subset of block 7 r7c1 r7c1#7 L 6_B6,6_C2.6_6=r7c3 r8c3 r9c3 #7
L i520.204.15 L r2c9 ISN'T 8: candidate 8 is locked in another subset of block 3 r2c9 r2c9#8 L 7_B2,7_C6.0_7=r1c7 r2c7 r3c7 #8
L i520.205.9 L r4c3 ISN'T 5: candidate 5 is locked in another subset of block 4 r4c3 r4c3#5 L 4_B3,4_C1.3_4=r4c2 r5c2 r6c2 #5
L i520.205.14 L r8c6 ISN'T 8: candidate 8 is locked in another subset of column 6 r8c6 r8c6#8 L 7_C5.3_7=r4c6 r5c6 r6c6 #8
L i520.205.15 L r7c9 ISN'T 8: candidate 8 is locked in another subset of block 9 r7c9 r7c9#8 L 7_B8,7_R7.6_7=r8c7 r8c8 r8c9 #8
L i520.205.17 L r3c9 ISN'T 5: candidate 5 is locked in another subset of column 9 r3c9 r3c9#5 L 4_C8.6_4=r7c9 r8c9 r9c9 #5
L i520.206.7 L r4c7 ISN'T 6: candidate 6 is locked in another subset of column 7 r4c7 r4c7#6 L 5_C6.6_5=r7c7 r8c7 r9c7 #6
L i520.206.10 L r1c1 ISN'T 7: candidate 7 is locked in another subset of column 1 r1c1 r1c1#7 L 6_C0.3_6=r4c1 r5c1 r6c1 #7
L i520.206.13 L r5c8 ISN'T 6: candidate 6 is locked in another subset of block 6 r5c8 r5c8#6 L 5_B5,5_C8.3_5=r4c9 r5c9 r6c9 #6
L i520.206.19 L r6c3 ISN'T 8: candidate 8 is locked in another subset of block 4 r6c3 r6c3#8 L 7_B3,7_R3.0_7=r4c1 r4c2 r4c3 #8
L i520.207.6 L r3c7 ISN'T 1: candidate 1 is locked in another subset of row 3 r3c7 r3c7#1 L 0_R2.0_0=r3c1 r3c2 r3c3 #1
L i520.208.4 L r3c5 ISN'T 6: candidate 6 is locked in another subset of column 5 r3c5 r3c5#6 L 5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.209.4 L r1c8 ISN'T 3: candidate 3 is locked in another subset of column 8 r1c8 r1c8#3 L 2_C7.3_2=r4c8 r5c8 r6c8 #3
L i520.209.10 L r1c2 ISN'T 2: candidate 2 is locked in another subset of column 2 r1c2 r1c2#2 L 1_C1.3_1=r4c2 r5c2 r6c2 #2
L i520.209.15 L r1c6 ISN'T 9: candidate 9 is locked in another subset of block 2 r1c6 r1c6#9 L 8_B1,8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.209.18 L r6c5 ISN'T 9: candidate 9 is locked in another subset of row 6 r6c5 r6c5#9 L 8_R5.0_8=r6c1 r6c2 r6c3 #9
L i520.210.4 L r3c5 ISN'T 6: candidate 6 is locked in another subset of column 5 r3c5 r3c5#6 L 5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.211.10 L r4c8 ISN'T 5: candidate 5 is locked in another subset of row 4 r4c8 r4c8#5 L 4_R3.0_4=r4c1 r4c2 r4c3 #5
L i520.212.6 L r2c9 ISN'T 9: candidate 9 is locked in another subset of block 3 r2c9 r2c9#9 L 8_B2,8_R0.6_8=r1c7 r1c8 r1c9 #9
L i520.213.6 L r2c8 ISN'T 2: candidate 2 is locked in another subset of block 3 r2c8 r2c8#2 L 1_B2,1_C6.0_1=r1c7 r2c7 r3c7 #2
L i520.214.6 L r2c8 ISN'T 2: candidate 2 is locked in another subset of block 3 r2c8 r2c8#2 L 1_B2,1_C6.0_1=r1c7 r2c7 r3c7 #2
L i520.215.9 L r2c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c3 r2c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.215.12 L r7c6 ISN'T 4: candidate 4 is locked in another subset of block 8 r7c6 r7c6#4 L 3_B7,3_R8.3_3=r9c4 r9c5 r9c6 #4
L i520.216.14 L r2c5 ISN'T 8: candidate 8 is locked in another subset of row 2 r2c5 r2c5#8 L 7_R1.6_7=r2c7 r2c8 r2c9 #8
L i520.217.2 L r2c3 ISN'T 2: candidate 2 is locked in another subset of column 3 r2c3 r2c3#2 L 1_C2.6_1=r7c3 r8c3 r9c3 #2
L i520.218.3 L r5c2 ISN'T 4: candidate 4 is locked in another subset of column 2 r5c2 r5c2#4 L 3_C1.0_3=r1c2 r2c2 r3c2 #4
L i520.218.11 L r5c2 ISN'T 1: candidate 1 is locked in another subset of block 4 r5c2 r5c2#1 L 0_B3,0_C2.3_0=r4c3 r5c3 r6c3 #1
L i520.218.14 L r9c1 ISN'T 4: candidate 4 is locked in another subset of block 7 r9c1 r9c1#4 L 3_B6,3_C2.6_3=r7c3 r8c3 r9c3 #4
L i520.219.9 L r3c5 ISN'T 3: candidate 3 is locked in another subset of block 2 r3c5 r3c5#3 L 2_B1,2_C5.0_2=r1c6 r2c6 r3c6 #3
L i520.219.11 L r8c9 ISN'T 5: candidate 5 is locked in another subset of row 8 r8c9 r8c9#5 L 4_R7.3_4=r8c4 r8c5 r8c6 #5
L i520.219.14 L r4c9 ISN'T 9: candidate 9 is locked in another subset of column 9 r4c9 r4c9#9 L 8_C8.6_8=r7c9 r8c9 r9c9 #9
L i520.219.17 L r7c5 ISN'T 6: candidate 6 is locked in another subset of row 7 r7c5 r7c5#6 L 5_R6.6_5=r7c7 r7c8 r7c9 #6
L i520.220.10 L r6c1 ISN'T 4: candidate 4 is locked in another subset of row 6 r6c1 r6c1#4 L 3_R5.6_3=r6c7 r6c8 r6c9 #4
L i520.220.13 L r6c8 ISN'T 7: candidate 7 is locked in another subset of column 8 r6c8 r6c8#7 L 6_C7.6_6=r7c8 r8c8 r9c8 #7
L i520.221.8 L r7c9 ISN'T 4: candidate 4 is locked in another subset of block 9 r7c9 r7c9#4 L 3_B8,3_C6.6_3=r7c7 r8c7 r9c7 #4
L i520.222.3 L r1c5 ISN'T 5: candidate 5 is locked in another subset of block 2 r1c5 r1c5#5 L 4_B1,4_C3.0_4=r1c4 r2c4 r3c4 #5
L i520.222.11 L r1c6 ISN'T 2: candidate 2 is locked in another subset of column 6 r1c6 r1c6#2 L 1_C5.3_1=r4c6 r5c6 r6c6 #2
L i520.223.7 L r4c2 ISN'T 3: candidate 3 is locked in another subset of column 2 r4c2 r4c2#3 L 2_C1.0_2=r1c2 r2c2 r3c2 #3
L i520.223.10 L r3c2 ISN'T 6: candidate 6 is locked in another subset of row 3 r3c2 r3c2#6 L 5_R2.3_5=r3c4 r3c5 r3c6 #6
L i520.223.13 L r2c9 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c9 r2c9#6 L 5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.223.15 L r7c1 ISN'T 4: candidate 4 is locked in another subset of block 7 r7c1 r7c1#4 L 3_B6,3_C2.6_3=r7c3 r8c3 r9c3 #4
L i520.223.18 L r6c8 ISN'T 7: candidate 7 is locked in another subset of row 6 r6c8 r6c8#7 L 6_R5.3_6=r6c4 r6c5 r6c6 #7
L i520.223.27 L r6c9 ISN'T 8: candidate 8 is locked in another subset of block 6 r6c9 r6c9#8 L 7_B5,7_R4.6_7=r5c7 r5c8 r5c9 #8
L i520.224.6 L r5c2 ISN'T 6: candidate 6 is locked in another subset of row 5 r5c2 r5c2#6 L 5_R4.6_5=r5c7 r5c8 r5c9 #6
L i520.224.8 L r4c1 ISN'T 9: candidate 9 is locked in another subset of row 4 r4c1 r4c1#9 L 8_R3.3_8=r4c4 r4c5 r4c6 #9
L i520.224.15 L r5c7 ISN'T 5: candidate 5 is locked in another subset of block 6 r5c7 r5c7#5 L 4_B5,4_C8.3_4=r4c9 r5c9 r6c9 #5
L i520.224.24 L r4c2 ISN'T 4: candidate 4 is locked in another subset of block 4 r4c2 r4c2#4 L 3_B3,3_C2.3_3=r4c3 r5c3 r6c3 #4
L i520.225.5 L r1c6 ISN'T 2: candidate 2 is locked in another subset of block 2 r1c6 r1c6#2 L 1_B1,1_C4.0_1=r1c5 r2c5 r3c5 #2
L i520.225.8 L r4c1 ISN'T 6: candidate 6 is locked in another subset of row 4 r4c1 r4c1#6 L 5_R3.3_5=r4c4 r4c5 r4c6 #6
L i520.225.10 L r3c7 ISN'T 3: candidate 3 is locked in another subset of block 3 r3c7 r3c7#3 L 2_B2,2_C7.0_2=r1c8 r2c8 r3c8 #3
L i520.225.26 L r4c2 ISN'T 4: candidate 4 is locked in another subset of block 4 r4c2 r4c2#4 L 3_B3,3_C2.3_3=r4c3 r5c3 r6c3 #4
L i520.226.5 L r2c8 ISN'T 1: candidate 1 is locked in another subset of block 3 r2c8 r2c8#1 L 0_B2,0_C6.0_0=r1c7 r2c7 r3c7 #1
L i520.226.15 L r9c4 ISN'T 9: candidate 9 is locked in another subset of block 8 r9c4 r9c4#9 L 8_B7,8_C5.6_8=r7c6 r8c6 r9c6 #9
L i520.227.5 L r2c8 ISN'T 1: candidate 1 is locked in another subset of block 3 r2c8 r2c8#1 L 0_B2,0_C6.0_0=r1c7 r2c7 r3c7 #1
L i520.227.7 L r3c8 ISN'T 7: candidate 7 is locked in another subset of block 3 r3c8 r3c8#7 L 6_B2,6_R1.6_6=r2c7 r2c8 r2c9 #7
L i520.227.16 L r1c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r1c5 r1c5#9 L 8_B1,8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.228.10 L r2c2 ISN'T 6: candidate 6 is locked in another subset of block 1 r2c2 r2c2#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.228.12 L r3c6 ISN'T 7: candidate 7 is locked in another subset of row 3 r3c6 r3c6#7 L 6_R2.6_6=r3c7 r3c8 r3c9 #7
L i520.228.16 L r2c3 ISN'T 8: candidate 8 is locked in another subset of block 1 r2c3 r2c3#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.228.18 L r2c6 ISN'T 5: candidate 5 is locked in another subset of block 2 r2c6 r2c6#5 L 4_B1,4_R0.3_4=r1c4 r1c5 r1c6 #5
L i520.228.20 L r2c9 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c9 r2c9#5 L 4_R1.0_4=r2c1 r2c2 r2c3 #5
L i520.228.30 L r3c6 ISN'T 9: candidate 9 is locked in another subset of row 3 r3c6 r3c6#9 L 8_R2.6_8=r3c7 r3c8 r3c9 #9
L i520.228.32 L r6c6 ISN'T 5: candidate 5 is locked in another subset of block 5 r6c6 r6c6#5 L 4_B4,4_C3.3_4=r4c4 r5c4 r6c4 #5
L i520.229.9 L r2c6 ISN'T 2: candidate 2 is locked in another subset of block 2 r2c6 r2c6#2 L 1_B1,1_C3.0_1=r1c4 r2c4 r3c4 #2
L i520.229.13 L r2c6 ISN'T 7: candidate 7 is locked in another subset of block 2 r2c6 r2c6#7 L 6_B1,6_C3.0_6=r1c4 r2c4 r3c4 #7
L i520.229.15 L r5c6 ISN'T 7: candidate 7 is locked in another subset of row 5 r5c6 r5c6#7 L 6_R4.0_6=r5c1 r5c2 r5c3 #7
L i520.230.7 L r1c9 ISN'T 6: candidate 6 is locked in another subset of column 9 r1c9 r1c9#6 L 5_C8.6_5=r7c9 r8c9 r9c9 #6
L i520.231.9 L r2c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r2c2 r2c2#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.231.13 L r3c2 ISN'T 6: candidate 6 is locked in another subset of block 1 r3c2 r3c2#6 L 5_B0,5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.232.8 L r3c5 ISN'T 6: candidate 6 is locked in another subset of row 3 r3c5 r3c5#6 L 5_R2.6_5=r3c7 r3c8 r3c9 #6
L i520.232.10 L r7c5 ISN'T 7: candidate 7 is locked in another subset of row 7 r7c5 r7c5#7 L 6_R6.6_6=r7c7 r7c8 r7c9 #7
L i520.232.13 L r9c7 ISN'T 5: candidate 5 is locked in another subset of row 9 r9c7 r9c7#5 L 4_R8.3_4=r9c4 r9c5 r9c6 #5
L i520.233.10 L r1c4 ISN'T 8: candidate 8 is locked in another subset of column 4 r1c4 r1c4#8 L 7_C3.3_7=r4c4 r5c4 r6c4 #8
L i520.233.13 L r4c6 ISN'T 2: candidate 2 is locked in another subset of column 6 r4c6 r4c6#2 L 1_C5.6_1=r7c6 r8c6 r9c6 #2
L i520.234.3 L r1c4 ISN'T 2: candidate 2 is locked in another subset of column 4 r1c4 r1c4#2 L 1_C3.6_1=r7c4 r8c4 r9c4 #2
L i520.235.3 L r1c4 ISN'T 2: candidate 2 is locked in another subset of column 4 r1c4 r1c4#2 L 1_C3.6_1=r7c4 r8c4 r9c4 #2
L i520.236.7 L r5c2 ISN'T 8: candidate 8 is locked in another subset of row 5 r5c2 r5c2#8 L 7_R4.3_7=r5c4 r5c5 r5c6 #8
L i520.236.9 L r2c6 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c6 r2c6#5 L 4_R1.0_4=r2c1 r2c2 r2c3 #5
L i520.236.16 L r1c4 ISN'T 9: candidate 9 is locked in another subset of block 2 r1c4 r1c4#9 L 8_B1,8_C5.0_8=r1c6 r2c6 r3c6 #9
L i520.237.11 L r1c5 ISN'T 4: candidate 4 is locked in another subset of block 2 r1c5 r1c5#4 L 3_B1,3_C3.0_3=r1c4 r2c4 r3c4 #4
L i520.238.6 L r1c5 ISN'T 4: candidate 4 is locked in another subset of block 2 r1c5 r1c5#4 L 3_B1,3_C5.0_3=r1c6 r2c6 r3c6 #4
L i520.238.7 L r9c8 ISN'T 4: candidate 4 is locked in another subset of row 9 r9c8 r9c8#4 L 3_R8.0_3=r9c1 r9c2 r9c3 #4
L i520.239.5 L r2c5 ISN'T 4: candidate 4 is locked in another subset of block 2 r2c5 r2c5#4 L 3_B1,3_C3.0_3=r1c4 r2c4 r3c4 #4
L i520.239.10 L r9c8 ISN'T 8: candidate 8 is locked in another subset of row 9 r9c8 r9c8#8 L 7_R8.0_7=r9c1 r9c2 r9c3 #8
L i520.239.12 L r1c1 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c1 r1c1#8 L 7_R0.6_7=r1c7 r1c8 r1c9 #8
L i520.240.6 L r1c8 ISN'T 4: candidate 4 is locked in another subset of block 3 r1c8 r1c8#4 L 3_B2,3_R1.6_3=r2c7 r2c8 r2c9 #4
L i520.240.11 L r4c2 ISN'T 7: candidate 7 is locked in another subset of block 4 r4c2 r4c2#7 L 6_B3,6_C2.3_6=r4c3 r5c3 r6c3 #7
L i520.240.15 L r4c9 ISN'T 2: candidate 2 is locked in another subset of block 6 r4c9 r4c9#2 L 1_B5,1_C6.3_1=r4c7 r5c7 r6c7 #2
L i520.241.3 L r2c2 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c2 r2c2#6 L 5_R1.3_5=r2c4 r2c5 r2c6 #6
L i520.241.6 L r7c1 ISN'T 2: candidate 2 is locked in another subset of row 7 r7c1 r7c1#2 L 1_R6.3_1=r7c4 r7c5 r7c6 #2
L i520.242.3 L r2c2 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c2 r2c2#1 L 0_R1.3_0=r2c4 r2c5 r2c6 #1
L i520.242.5 L r7c1 ISN'T 2: candidate 2 is locked in another subset of row 7 r7c1 r7c1#2 L 1_R6.3_1=r7c4 r7c5 r7c6 #2
L i520.242.7 L r8c3 ISN'T 9: candidate 9 is locked in another subset of block 7 r8c3 r8c3#9 L 8_B6,8_C1.6_8=r7c2 r8c2 r9c2 #9
L i520.242.18 L r7c8 ISN'T 9: candidate 9 is locked in another subset of column 8 r7c8 r7c8#9 L 8_C7.3_8=r4c8 r5c8 r6c8 #9
L i520.243.5 L r1c3 ISN'T 3: candidate 3 is locked in another subset of block 1 r1c3 r1c3#3 L 2_B0,2_C0.0_2=r1c1 r2c1 r3c1 #3
L i520.243.7 L r5c9 ISN'T 5: candidate 5 is locked in another subset of block 6 r5c9 r5c9#5 L 4_B5,4_C7.3_4=r4c8 r5c8 r6c8 #5
L i520.243.11 L r6c7 ISN'T 8: candidate 8 is locked in another subset of row 6 r6c7 r6c7#8 L 7_R5.0_7=r6c1 r6c2 r6c3 #8
L i520.243.16 L r2c6 ISN'T 3: candidate 3 is locked in another subset of block 2 r2c6 r2c6#3 L 2_B1,2_C4.0_2=r1c5 r2c5 r3c5 #3
L i520.243.18 L r1c7 ISN'T 3: candidate 3 is locked in another subset of block 3 r1c7 r1c7#3 L 2_B2,2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.243.25 L r7c3 ISN'T 4: candidate 4 is locked in another subset of block 7 r7c3 r7c3#4 L 3_B6,3_C0.6_3=r7c1 r8c1 r9c1 #4
L i520.243.28 L r4c8 ISN'T 7: candidate 7 is locked in another subset of block 6 r4c8 r4c8#7 L 6_B5,6_C8.3_6=r4c9 r5c9 r6c9 #7
L i520.243.30 L r9c4 ISN'T 8: candidate 8 is locked in another subset of row 9 r9c4 r9c4#8 L 7_R8.6_7=r9c7 r9c8 r9c9 #8
L i520.244.6 L r1c9 ISN'T 3: candidate 3 is locked in another subset of block 3 r1c9 r1c9#3 L 2_B2,2_C7.0_2=r1c8 r2c8 r3c8 #3
L i520.244.13 L r1c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r1c5 r1c5#9 L 8_B1,8_R1.3_8=r2c4 r2c5 r2c6 #9
L i520.244.17 L r2c8 ISN'T 1: candidate 1 is locked in another subset of row 2 r2c8 r2c8#1 L 0_R1.3_0=r2c4 r2c5 r2c6 #1
L i520.244.20 L r7c8 ISN'T 2: candidate 2 is locked in another subset of block 9 r7c8 r7c8#2 L 1_B8,1_C6.6_1=r7c7 r8c7 r9c7 #2
L i520.245.9 L r1c9 ISN'T 3: candidate 3 is locked in another subset of block 3 r1c9 r1c9#3 L 2_B2,2_C6.0_2=r1c7 r2c7 r3c7 #3
L i520.245.11 L r2c6 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c6 r2c6#5 L 4_R1.0_4=r2c1 r2c2 r2c3 #5
L i520.245.13 L r1c7 ISN'T 7: candidate 7 is locked in another subset of column 7 r1c7 r1c7#7 L 6_C6.3_6=r4c7 r5c7 r6c7 #7
L i520.245.23 L r1c1 ISN'T 7: candidate 7 is locked in another subset of row 1 r1c1 r1c1#7 L 6_R0.6_6=r1c7 r1c8 r1c9 #7
L i520.246.6 L r1c4 ISN'T 4: candidate 4 is locked in another subset of block 2 r1c4 r1c4#4 L 3_B1,3_C5.0_3=r1c6 r2c6 r3c6 #4
L i520.246.10 L r4c1 ISN'T 5: candidate 5 is locked in another subset of column 1 r4c1 r4c1#5 L 4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.246.12 L r9c3 ISN'T 3: candidate 3 is locked in another subset of row 9 r9c3 r9c3#3 L 2_R8.6_2=r9c7 r9c8 r9c9 #3
L i520.246.22 L r3c7 ISN'T 7: candidate 7 is locked in another subset of block 3 r3c7 r3c7#7 L 6_B2,6_C7.0_6=r1c8 r2c8 r3c8 #7
L i520.247.8 L r1c1 ISN'T 9: candidate 9 is locked in another subset of row 1 r1c1 r1c1#9 L 8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.247.12 L r5c7 ISN'T 5: candidate 5 is locked in another subset of column 7 r5c7 r5c7#5 L 4_C6.0_4=r1c7 r2c7 r3c7 #5
L i520.248.8 L r1c7 ISN'T 5: candidate 5 is locked in another subset of block 3 r1c7 r1c7#5 L 4_B2,4_R2.6_4=r3c7 r3c8 r3c9 #5
L i520.248.14 L r9c7 ISN'T 6: candidate 6 is locked in another subset of block 9 r9c7 r9c7#6 L 5_B8,5_C8.6_5=r7c9 r8c9 r9c9 #6
L i520.249.7 L r1c1 ISN'T 7: candidate 7 is locked in another subset of row 1 r1c1 r1c1#7 L 6_R0.3_6=r1c4 r1c5 r1c6 #7
L i520.249.14 L r1c1 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c1 r1c1#9 L 8_B0,8_C2.0_8=r1c3 r2c3 r3c3 #9
L i520.250.9 L r1c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r1c5 r1c5#9 L 8_B1,8_C3.0_8=r1c4 r2c4 r3c4 #9
L i520.250.10 L r5c1 ISN'T 7: candidate 7 is locked in another subset of row 5 r5c1 r5c1#7 L 6_R4.3_6=r5c4 r5c5 r5c6 #7
L i520.251.5 L r1c3 ISN'T 7: candidate 7 is locked in another subset of block 1 r1c3 r1c3#7 L 6_B0,6_C1.0_6=r1c2 r2c2 r3c2 #7
L i520.251.8 L r2c2 ISN'T 1: candidate 1 is locked in another subset of block 1 r2c2 r2c2#1 L 0_B0,0_C2.0_0=r1c3 r2c3 r3c3 #1
L i520.252.8 L r2c3 ISN'T 4: candidate 4 is locked in another subset of block 1 r2c3 r2c3#4 L 3_B0,3_C0.0_3=r1c1 r2c1 r3c1 #4
L i520.252.10 L r9c6 ISN'T 5: candidate 5 is locked in another subset of column 6 r9c6 r9c6#5 L 4_C5.0_4=r1c6 r2c6 r3c6 #5
L i520.252.12 L r9c9 ISN'T 9: candidate 9 is locked in another subset of block 9 r9c9 r9c9#9 L 8_B8,8_R7.6_8=r8c7 r8c8 r8c9 #9
L i520.253.7 L r1c9 ISN'T 5: candidate 5 is locked in another subset of block 3 r1c9 r1c9#5 L 4_B2,4_C6.0_4=r1c7 r2c7 r3c7 #5
L i520.253.9 L r1c3 ISN'T 9: candidate 9 is locked in another subset of column 3 r1c3 r1c3#9 L 8_C2.3_8=r4c3 r5c3 r6c3 #9
L i520.254.6 L r2c5 ISN'T 9: candidate 9 is locked in another subset of column 5 r2c5 r2c5#9 L 8_C4.6_8=r7c5 r8c5 r9c5 #9
L i520.254.9 L r8c5 ISN'T 6: candidate 6 is locked in another subset of block 8 r8c5 r8c5#6 L 5_B7,5_R6.3_5=r7c4 r7c5 r7c6 #6
L i520.254.14 L r3c7 ISN'T 3: candidate 3 is locked in another subset of row 3 r3c7 r3c7#3 L 2_R2.3_2=r3c4 r3c5 r3c6 #3
L i520.255.7 L r1c1 ISN'T 5: candidate 5 is locked in another subset of row 1 r1c1 r1c1#5 L 4_R0.6_4=r1c7 r1c8 r1c9 #5
L i520.255.11 L r4c6 ISN'T 5: candidate 5 is locked in another subset of block 5 r4c6 r4c6#5 L 4_B4,4_C4.3_4=r4c5 r5c5 r6c5 #5
L i520.255.20 L r2c2 ISN'T 8: candidate 8 is locked in another subset of block 1 r2c2 r2c2#8 L 7_B0,7_C0.0_7=r1c1 r2c1 r3c1 #8
L i520.255.23 L r9c5 ISN'T 8: candidate 8 is locked in another subset of column 5 r9c5 r9c5#8 L 7_C4.3_7=r4c5 r5c5 r6c5 #8
L i520.256.7 L r1c1 ISN'T 5: candidate 5 is locked in another subset of row 1 r1c1 r1c1#5 L 4_R0.6_4=r1c7 r1c8 r1c9 #5
L i520.256.11 L r4c6 ISN'T 6: candidate 6 is locked in another subset of block 5 r4c6 r4c6#6 L 5_B4,5_C4.3_5=r4c5 r5c5 r6c5 #6
L i520.256.14 L r2c2 ISN'T 9: candidate 9 is locked in another subset of block 1 r2c2 r2c2#9 L 8_B0,8_C0.0_8=r1c1 r2c1 r3c1 #9
L i520.256.20 L r8c2 ISN'T 5: candidate 5 is locked in another subset of block 7 r8c2 r8c2#5 L 4_B6,4_R6.0_4=r7c1 r7c2 r7c3 #5
L i520.257.7 L r1c5 ISN'T 5: candidate 5 is locked in another subset of block 2 r1c5 r1c5#5 L 4_B1,4_C3.0_4=r1c4 r2c4 r3c4 #5
L i520.257.10 L r2c4 ISN'T 9: candidate 9 is locked in another subset of block 2 r2c4 r2c4#9 L 8_B1,8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.257.15 L r2c9 ISN'T 4: candidate 4 is locked in another subset of row 2 r2c9 r2c9#4 L 3_R1.0_3=r2c1 r2c2 r2c3 #4
L i520.257.19 L r3c7 ISN'T 8: candidate 8 is locked in another subset of column 7 r3c7 r3c7#8 L 7_C6.3_7=r4c7 r5c7 r6c7 #8
L i520.258.7 L r2c2 ISN'T 4: candidate 4 is locked in another subset of column 2 r2c2 r2c2#4 L 3_C1.6_3=r7c2 r8c2 r9c2 #4
L i520.259.5 L r2c2 ISN'T 6: candidate 6 is locked in another subset of block 1 r2c2 r2c2#6 L 5_B0,5_C0.0_5=r1c1 r2c1 r3c1 #6
L i520.260.11 L r2c2 ISN'T 9: candidate 9 is locked in another subset of block 1 r2c2 r2c2#9 L 8_B0,8_C0.0_8=r1c1 r2c1 r3c1 #9
L i520.260.13 L r2c4 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c4 r2c4#6 L 5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.260.16 L r9c6 ISN'T 6: candidate 6 is locked in another subset of block 8 r9c6 r9c6#6 L 5_B7,5_C4.6_5=r7c5 r8c5 r9c5 #6
L i520.261.8 L r2c4 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c4 r2c4#6 L 5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.261.10 L r6c8 ISN'T 3: candidate 3 is locked in another subset of column 8 r6c8 r6c8#3 L 2_C7.0_2=r1c8 r2c8 r3c8 #3
L i520.261.18 L r2c3 ISN'T 5: candidate 5 is locked in another subset of block 1 r2c3 r2c3#5 L 4_B0,4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.262.7 L r1c7 ISN'T 6: candidate 6 is locked in another subset of block 3 r1c7 r1c7#6 L 5_B2,5_R1.6_5=r2c7 r2c8 r2c9 #6
L i520.262.19 L r4c4 ISN'T 5: candidate 5 is locked in another subset of block 5 r4c4 r4c4#5 L 4_B4,4_C4.3_4=r4c5 r5c5 r6c5 #5
L i520.263.9 L r2c6 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c6 r2c6#5 L 4_R1.6_4=r2c7 r2c8 r2c9 #5
L i520.264.7 L r1c5 ISN'T 3: candidate 3 is locked in another subset of column 5 r1c5 r1c5#3 L 2_C4.3_2=r4c5 r5c5 r6c5 #3
L i520.264.9 L r7c2 ISN'T 3: candidate 3 is locked in another subset of row 7 r7c2 r7c2#3 L 2_R6.3_2=r7c4 r7c5 r7c6 #3
L i520.264.11 L r1c1 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c1 r1c1#8 L 7_R0.3_7=r1c4 r1c5 r1c6 #8
L i520.264.25 L r3c4 ISN'T 9: candidate 9 is locked in another subset of row 3 r3c4 r3c4#9 L 8_R2.0_8=r3c1 r3c2 r3c3 #9
L i520.265.12 L r7c3 ISN'T 4: candidate 4 is locked in another subset of row 7 r7c3 r7c3#4 L 3_R6.6_3=r7c7 r7c8 r7c9 #4
L i520.265.18 L r5c1 ISN'T 9: candidate 9 is locked in another subset of block 4 r5c1 r5c1#9 L 8_B3,8_C1.3_8=r4c2 r5c2 r6c2 #9
L i520.266.11 L r3c8 ISN'T 3: candidate 3 is locked in another subset of row 3 r3c8 r3c8#3 L 2_R2.0_2=r3c1 r3c2 r3c3 #3
L i520.266.14 L r3c8 ISN'T 4: candidate 4 is locked in another subset of block 3 r3c8 r3c8#4 L 3_B2,3_C8.0_3=r1c9 r2c9 r3c9 #4
L i520.266.16 L r3c6 ISN'T 7: candidate 7 is locked in another subset of row 3 r3c6 r3c6#7 L 6_R2.0_6=r3c1 r3c2 r3c3 #7
L i520.266.20 L r3c1 ISN'T 2: candidate 2 is locked in another subset of block 1 r3c1 r3c1#2 L 1_B0,1_C1.0_1=r1c2 r2c2 r3c2 #2
L i520.267.4 L r2c5 ISN'T 3: candidate 3 is locked in another subset of block 2 r2c5 r2c5#3 L 2_B1,2_R0.3_2=r1c4 r1c5 r1c6 #3
L i520.267.11 L r2c2 ISN'T 5: candidate 5 is locked in another subset of column 2 r2c2 r2c2#5 L 4_C1.6_4=r7c2 r8c2 r9c2 #5
L i520.267.15 L r2c5 ISN'T 9: candidate 9 is locked in another subset of block 2 r2c5 r2c5#9 L 8_B1,8_R0.3_8=r1c4 r1c5 r1c6 #9
L i520.267.19 L r5c5 ISN'T 1: candidate 1 is locked in another subset of block 5 r5c5 r5c5#1 L 0_B4,0_C5.3_0=r4c6 r5c6 r6c6 #1
L i520.268.4 L r2c5 ISN'T 3: candidate 3 is locked in another subset of block 2 r2c5 r2c5#3 L 2_B1,2_R0.3_2=r1c4 r1c5 r1c6 #3
L i520.268.11 L r2c2 ISN'T 5: candidate 5 is locked in another subset of column 2 r2c2 r2c2#5 L 4_C1.6_4=r7c2 r8c2 r9c2 #5
L i520.268.15 L r2c5 ISN'T 1: candidate 1 is locked in another subset of block 2 r2c5 r2c5#1 L 0_B1,0_R0.3_0=r1c4 r1c5 r1c6 #1
L i520.268.19 L r5c5 ISN'T 9: candidate 9 is locked in another subset of block 5 r5c5 r5c5#9 L 8_B4,8_C5.3_8=r4c6 r5c6 r6c6 #9
L i520.269.7 L r2c2 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c2 r2c2#6 L 5_R1.6_5=r2c7 r2c8 r2c9 #6
L i520.269.9 L r9c1 ISN'T 9: candidate 9 is locked in another subset of row 9 r9c1 r9c1#9 L 8_R8.3_8=r9c4 r9c5 r9c6 #9
L i520.269.11 L r6c4 ISN'T 8: candidate 8 is locked in another subset of block 5 r6c4 r6c4#8 L 7_B4,7_R3.3_7=r4c4 r4c5 r4c6 #8
L i520.269.13 L r5c9 ISN'T 8: candidate 8 is locked in another subset of row 5 r5c9 r5c9#8 L 7_R4.0_7=r5c1 r5c2 r5c3 #8
L i520.270.5 L r1c8 ISN'T 3: candidate 3 is locked in another subset of column 8 r1c8 r1c8#3 L 2_C7.6_2=r7c8 r8c8 r9c8 #3
L i520.270.10 L r6c6 ISN'T 8: candidate 8 is locked in another subset of row 6 r6c6 r6c6#8 L 7_R5.6_7=r6c7 r6c8 r6c9 #8
L i520.271.2 L r1c5 ISN'T 8: candidate 8 is locked in another subset of column 5 r1c5 r1c5#8 L 7_C4.3_7=r4c5 r5c5 r6c5 #8
L i520.271.4 L r9c8 ISN'T 2: candidate 2 is locked in another subset of row 9 r9c8 r9c8#2 L 1_R8.3_1=r9c4 r9c5 r9c6 #2
L i520.272.2 L r1c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r1c5 r1c5#7 L 6_C4.3_6=r4c5 r5c5 r6c5 #7
L i520.272.4 L r9c8 ISN'T 2: candidate 2 is locked in another subset of row 9 r9c8 r9c8#2 L 1_R8.3_1=r9c4 r9c5 r9c6 #2
L i520.273.2 L r1c5 ISN'T 1: candidate 1 is locked in another subset of column 5 r1c5 r1c5#1 L 0_C4.3_0=r4c5 r5c5 r6c5 #1
L i520.273.4 L r9c8 ISN'T 2: candidate 2 is locked in another subset of row 9 r9c8 r9c8#2 L 1_R8.3_1=r9c4 r9c5 r9c6 #2
L i520.274.2 L r1c5 ISN'T 9: candidate 9 is locked in another subset of column 5 r1c5 r1c5#9 L 8_C4.3_8=r4c5 r5c5 r6c5 #9
L i520.274.4 L r9c8 ISN'T 2: candidate 2 is locked in another subset of row 9 r9c8 r9c8#2 L 1_R8.3_1=r9c4 r9c5 r9c6 #2
L i520.275.2 L r1c5 ISN'T 5: candidate 5 is locked in another subset of column 5 r1c5 r1c5#5 L 4_C4.3_4=r4c5 r5c5 r6c5 #5
L i520.275.4 L r9c8 ISN'T 2: candidate 2 is locked in another subset of row 9 r9c8 r9c8#2 L 1_R8.3_1=r9c4 r9c5 r9c6 #2
L i520.276.5 L r1c8 ISN'T 3: candidate 3 is locked in another subset of column 8 r1c8 r1c8#3 L 2_C7.6_2=r7c8 r8c8 r9c8 #3
L i520.276.16 L r5c6 ISN'T 1: candidate 1 is locked in another subset of row 5 r5c6 r5c6#1 L 0_R4.0_0=r5c1 r5c2 r5c3 #1
L i520.277.3 L r1c5 ISN'T 8: candidate 8 is locked in another subset of column 5 r1c5 r1c5#8 L 7_C4.6_7=r7c5 r8c5 r9c5 #8
L i520.278.9 L r1c7 ISN'T 2: candidate 2 is locked in another subset of column 7 r1c7 r1c7#2 L 1_C6.3_1=r4c7 r5c7 r6c7 #2
L i520.278.12 L r5c2 ISN'T 9: candidate 9 is locked in another subset of row 5 r5c2 r5c2#9 L 8_R4.3_8=r5c4 r5c5 r5c6 #9
L i520.278.19 L r7c9 ISN'T 1: candidate 1 is locked in another subset of row 7 r7c9 r7c9#1 L 0_R6.3_0=r7c4 r7c5 r7c6 #1
L i520.278.22 L r8c2 ISN'T 8: candidate 8 is locked in another subset of block 7 r8c2 r8c2#8 L 7_B6,7_R8.0_7=r9c1 r9c2 r9c3 #8
L i520.279.10 L r2c4 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c4 r2c4#6 L 5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.279.15 L r3c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r3c5 r3c5#7 L 6_C4.6_6=r7c5 r8c5 r9c5 #7
L i520.280.11 L r8c7 ISN'T 2: candidate 2 is locked in another subset of row 8 r8c7 r8c7#2 L 1_R7.3_1=r8c4 r8c5 r8c6 #2
L i520.280.16 L r5c6 ISN'T 9: candidate 9 is locked in another subset of row 5 r5c6 r5c6#9 L 8_R4.6_8=r5c7 r5c8 r5c9 #9
L i520.280.20 L r8c6 ISN'T 5: candidate 5 is locked in another subset of column 6 r8c6 r8c6#5 L 4_C5.3_4=r4c6 r5c6 r6c6 #5
L i520.281.11 L r2c8 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c8 r2c8#6 L 5_R1.0_5=r2c1 r2c2 r2c3 #6
L i520.281.13 L r9c8 ISN'T 6: candidate 6 is locked in another subset of block 9 r9c8 r9c8#6 L 5_B8,5_C6.6_5=r7c7 r8c7 r9c7 #6
L i520.281.16 L r9c8 ISN'T 7: candidate 7 is locked in another subset of column 8 r9c8 r9c8#7 L 6_C7.0_6=r1c8 r2c8 r3c8 #7
L i520.281.18 L r6c6 ISN'T 6: candidate 6 is locked in another subset of row 6 r6c6 r6c6#6 L 5_R5.6_5=r6c7 r6c8 r6c9 #6
L i520.282.11 L r2c8 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c8 r2c8#5 L 4_R1.0_4=r2c1 r2c2 r2c3 #5
L i520.282.13 L r9c8 ISN'T 5: candidate 5 is locked in another subset of block 9 r9c8 r9c8#5 L 4_B8,4_C6.6_4=r7c7 r8c7 r9c7 #5
L i520.282.16 L r9c8 ISN'T 6: candidate 6 is locked in another subset of column 8 r9c8 r9c8#6 L 5_C7.0_5=r1c8 r2c8 r3c8 #6
L i520.282.18 L r6c6 ISN'T 5: candidate 5 is locked in another subset of row 6 r6c6 r6c6#5 L 4_R5.6_4=r6c7 r6c8 r6c9 #5
L i520.283.4 L r2c4 ISN'T 2: candidate 2 is locked in another subset of block 2 r2c4 r2c4#2 L 1_B1,1_R0.3_1=r1c4 r1c5 r1c6 #2
L i520.283.21 L r1c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r1c5 r1c5#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.284.4 L r2c4 ISN'T 2: candidate 2 is locked in another subset of block 2 r2c4 r2c4#2 L 1_B1,1_R0.3_1=r1c4 r1c5 r1c6 #2
L i520.284.9 L r2c9 ISN'T 2: candidate 2 is locked in another subset of block 3 r2c9 r2c9#2 L 1_B2,1_C7.0_1=r1c8 r2c8 r3c8 #2
L i520.284.22 L r1c5 ISN'T 8: candidate 8 is locked in another subset of block 2 r1c5 r1c5#8 L 7_B1,7_C3.0_7=r1c4 r2c4 r3c4 #8
L i520.285.9 L r1c8 ISN'T 3: candidate 3 is locked in another subset of block 3 r1c8 r1c8#3 L 2_B2,2_C8.0_2=r1c9 r2c9 r3c9 #3
L i520.285.13 L r1c1 ISN'T 9: candidate 9 is locked in another subset of block 1 r1c1 r1c1#9 L 8_B0,8_R2.0_8=r3c1 r3c2 r3c3 #9
L i520.285.16 L r3c2 ISN'T 3: candidate 3 is locked in another subset of block 1 r3c2 r3c2#3 L 2_B0,2_C0.0_2=r1c1 r2c1 r3c1 #3
L i520.286.3 L r2c2 ISN'T 2: candidate 2 is locked in another subset of row 2 r2c2 r2c2#2 L 1_R1.3_1=r2c4 r2c5 r2c6 #2
L i520.286.4 L r7c6 ISN'T 9: candidate 9 is locked in another subset of block 8 r7c6 r7c6#9 L 8_B7,8_C4.6_8=r7c5 r8c5 r9c5 #9
L i520.286.6 L r7c1 ISN'T 2: candidate 2 is locked in another subset of row 7 r7c1 r7c1#2 L 1_R6.3_1=r7c4 r7c5 r7c6 #2
L i520.286.20 L r4c8 ISN'T 5: candidate 5 is locked in another subset of row 4 r4c8 r4c8#5 L 4_R3.0_4=r4c1 r4c2 r4c3 #5
L i520.287.2 L r1c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r1c5 r1c5#7 L 6_C4.3_6=r4c5 r5c5 r6c5 #7
L i520.288.10 L r2c4 ISN'T 6: candidate 6 is locked in another subset of column 4 r2c4 r2c4#6 L 5_C3.3_5=r4c4 r5c4 r6c4 #6
L i520.288.14 L r8c5 ISN'T 7: candidate 7 is locked in another subset of row 8 r8c5 r8c5#7 L 6_R7.6_6=r8c7 r8c8 r8c9 #7
L i520.288.15 L r2c6 ISN'T 7: candidate 7 is locked in another subset of column 6 r2c6 r2c6#7 L 6_C5.6_6=r7c6 r8c6 r9c6 #7
L i520.289.7 L r5c2 ISN'T 8: candidate 8 is locked in another subset of block 4 r5c2 r5c2#8 L 7_B3,7_C0.3_7=r4c1 r5c1 r6c1 #8
L i520.289.9 L r8c8 ISN'T 9: candidate 9 is locked in another subset of block 9 r8c8 r8c8#9 L 8_B8,8_C6.6_8=r7c7 r8c7 r9c7 #9
L i520.289.13 L r6c6 ISN'T 5: candidate 5 is locked in another subset of row 6 r6c6 r6c6#5 L 4_R5.0_4=r6c1 r6c2 r6c3 #5
L i520.290.6 L r4c9 ISN'T 7: candidate 7 is locked in another subset of block 6 r4c9 r4c9#7 L 6_B5,6_C7.3_6=r4c8 r5c8 r6c8 #7
L i520.290.9 L r2c2 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c2 r2c2#9 L 8_R1.6_8=r2c7 r2c8 r2c9 #9
L i520.290.11 L r1c6 ISN'T 7: candidate 7 is locked in another subset of column 6 r1c6 r1c6#7 L 6_C5.6_6=r7c6 r8c6 r9c6 #7
L i520.290.13 L r2c9 ISN'T 3: candidate 3 is locked in another subset of column 9 r2c9 r2c9#3 L 2_C8.3_2=r4c9 r5c9 r6c9 #3
L i520.291.9 L r3c4 ISN'T 1: candidate 1 is locked in another subset of column 4 r3c4 r3c4#1 L 0_C3.3_0=r4c4 r5c4 r6c4 #1
L i520.291.13 L r2c5 ISN'T 5: candidate 5 is locked in another subset of row 2 r2c5 r2c5#5 L 4_R1.6_4=r2c7 r2c8 r2c9 #5
L i520.291.18 L r4c3 ISN'T 6: candidate 6 is locked in another subset of block 4 r4c3 r4c3#6 L 5_B3,5_R5.0_5=r6c1 r6c2 r6c3 #6
L i520.292.9 L r2c5 ISN'T 8: candidate 8 is locked in another subset of row 2 r2c5 r2c5#8 L 7_R1.6_7=r2c7 r2c8 r2c9 #8
L i520.292.13 L r9c6 ISN'T 4: candidate 4 is locked in another subset of block 8 r9c6 r9c6#4 L 3_B7,3_C4.6_3=r7c5 r8c5 r9c5 #4
L i520.292.15 L r9c4 ISN'T 9: candidate 9 is locked in another subset of column 4 r9c4 r9c4#9 L 8_C3.3_8=r4c4 r5c4 r6c4 #9
L i520.292.20 L r5c6 ISN'T 3: candidate 3 is locked in another subset of block 5 r5c6 r5c6#3 L 2_B4,2_C3.3_2=r4c4 r5c4 r6c4 #3
L i520.292.30 L r2c6 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c6 r2c6#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.293.9 L r2c5 ISN'T 6: candidate 6 is locked in another subset of row 2 r2c5 r2c5#6 L 5_R1.6_5=r2c7 r2c8 r2c9 #6
L i520.293.13 L r9c6 ISN'T 4: candidate 4 is locked in another subset of block 8 r9c6 r9c6#4 L 3_B7,3_C4.6_3=r7c5 r8c5 r9c5 #4
L i520.293.15 L r9c4 ISN'T 9: candidate 9 is locked in another subset of column 4 r9c4 r9c4#9 L 8_C3.3_8=r4c4 r5c4 r6c4 #9
L i520.293.20 L r5c6 ISN'T 3: candidate 3 is locked in another subset of block 5 r5c6 r5c6#3 L 2_B4,2_C3.3_2=r4c4 r5c4 r6c4 #3
L i520.293.30 L r2c6 ISN'T 3: candidate 3 is locked in another subset of row 2 r2c6 r2c6#3 L 2_R1.6_2=r2c7 r2c8 r2c9 #3
L i520.294.7 L r3c8 ISN'T 7: candidate 7 is locked in another subset of row 3 r3c8 r3c8#7 L 6_R2.3_6=r3c4 r3c5 r3c6 #7
L i520.294.9 L r2c7 ISN'T 7: candidate 7 is locked in another subset of column 7 r2c7 r2c7#7 L 6_C6.3_6=r4c7 r5c7 r6c7 #7
L i520.294.12 L r4c6 ISN'T 3: candidate 3 is locked in another subset of row 4 r4c6 r4c6#3 L 2_R3.6_2=r4c7 r4c8 r4c9 #3
L i520.295.8 L r1c8 ISN'T 7: candidate 7 is locked in another subset of block 3 r1c8 r1c8#7 L 6_B2,6_C6.0_6=r1c7 r2c7 r3c7 #7
L i520.296.3 L r2c8 ISN'T 6: candidate 6 is locked in another subset of column 8 r2c8 r2c8#6 L 5_C7.3_5=r4c8 r5c8 r6c8 #6
L i520.296.6 L r4c1 ISN'T 8: candidate 8 is locked in another subset of row 4 r4c1 r4c1#8 L 7_R3.3_7=r4c4 r4c5 r4c6 #8
L i520.297.3 L r2c8 ISN'T 9: candidate 9 is locked in another subset of column 8 r2c8 r2c8#9 L 8_C7.3_8=r4c8 r5c8 r6c8 #9
L i520.297.5 L r4c1 ISN'T 8: candidate 8 is locked in another subset of row 4 r4c1 r4c1#8 L 7_R3.3_7=r4c4 r4c5 r4c6 #8
L i520.298.9 L r5c6 ISN'T 6: candidate 6 is locked in another subset of block 5 r5c6 r5c6#6 L 5_B4,5_C4.3_5=r4c5 r5c5 r6c5 #6
L i520.298.11 L r2c2 ISN'T 6: candidate 6 is locked in another subset of column 2 r2c2 r2c2#6 L 5_C1.3_5=r4c2 r5c2 r6c2 #6
L i520.298.14 L r6c2 ISN'T 8: candidate 8 is locked in another subset of row 6 r6c2 r6c2#8 L 7_R5.6_7=r6c7 r6c8 r6c9 #8
L i520.298.23 L r3c1 ISN'T 8: candidate 8 is locked in another subset of block 1 r3c1 r3c1#8 L 7_B0,7_R1.0_7=r2c1 r2c2 r2c3 #8
L i520.299.3 L r2c4 ISN'T 6: candidate 6 is locked in another subset of column 4 r2c4 r2c4#6 L 5_C3.3_5=r4c4 r5c4 r6c4 #6
L i520.299.15 L r6c2 ISN'T 2: candidate 2 is locked in another subset of row 6 r6c2 r6c2#2 L 1_R5.6_1=r6c7 r6c8 r6c9 #2
L i520.299.17 L r7c6 ISN'T 3: candidate 3 is locked in another subset of row 7 r7c6 r7c6#3 L 2_R6.6_2=r7c7 r7c8 r7c9 #3
L i520.300.7 L r1c5 ISN'T 7: candidate 7 is locked in another subset of column 5 r1c5 r1c5#7 L 6_C4.6_6=r7c5 r8c5 r9c5 #7
L i520.300.12 L r1c8 ISN'T 2: candidate 2 is locked in another subset of block 3 r1c8 r1c8#2 L 1_B2,1_C8.0_1=r1c9 r2c9 r3c9 #2
L i520.301.10 L r3c4 ISN'T 7: candidate 7 is locked in another subset of row 3 r3c4 r3c4#7 L 6_R2.0_6=r3c1 r3c2 r3c3 #7
L i520.301.17 L r3c4 ISN'T 4: candidate 4 is locked in another subset of row 3 r3c4 r3c4#4 L 3_R2.0_3=r3c1 r3c2 r3c3 #4
L i520.302.2 L r1c5 ISN'T 8: candidate 8 is locked in another subset of column 5 r1c5 r1c5#8 L 7_C4.3_7=r4c5 r5c5 r6c5 #8
L i520.302.5 L r8c7 ISN'T 6: candidate 6 is locked in another subset of block 9 r8c7 r8c7#6 L 5_B8,5_C7.6_5=r7c8 r8c8 r9c8 #6
L i520.303.10 L r3c5 ISN'T 3: candidate 3 is locked in another subset of row 3 r3c5 r3c5#3 L 2_R2.0_2=r3c1 r3c2 r3c3 #3
L i520.304.12 L r2c6 ISN'T 9: candidate 9 is locked in another subset of column 6 r2c6 r2c6#9 L 8_C5.6_8=r7c6 r8c6 r9c6 #9
L i520.305.2 L r1c5 ISN'T 6: candidate 6 is locked in another subset of column 5 r1c5 r1c5#6 L 5_C4.3_5=r4c5 r5c5 r6c5 #6
L i520.305.8 L r5c4 ISN'T 9: candidate 9 is locked in another subset of block 5 r5c4 r5c4#9 L 8_B4,8_C4.3_8=r4c5 r5c5 r6c5 #9
L i520.305.11 L r1c7 ISN'T 3: candidate 3 is locked in another subset of column 7 r1c7 r1c7#3 L 2_C6.6_2=r7c7 r8c7 r9c7 #3
L i520.306.3 L r1c4 ISN'T 2: candidate 2 is locked in another subset of column 4 r1c4 r1c4#2 L 1_C3.6_1=r7c4 r8c4 r9c4 #2
L i520.307.3 L r1c4 ISN'T 2: candidate 2 is locked in another subset of column 4 r1c4 r1c4#2 L 1_C3.6_1=r7c4 r8c4 r9c4 #2
L i520.308.9 L r1c8 ISN'T 1: candidate 1 is locked in another subset of column 8 r1c8 r1c8#1 L 0_C7.3_0=r4c8 r5c8 r6c8 #1
L i520.308.18 L r6c3 ISN'T 4: candidate 4 is locked in another subset of row 6 r6c3 r6c3#4 L 3_R5.3_3=r6c4 r6c5 r6c6 #4
L i520.309.10 L r1c6 ISN'T 4: candidate 4 is locked in another subset of column 6 r1c6 r1c6#4 L 3_C5.3_3=r4c6 r5c6 r6c6 #4
L i520.309.16 L r1c1 ISN'T 8: candidate 8 is locked in another subset of row 1 r1c1 r1c1#8 L 7_R0.3_7=r1c4 r1c5 r1c6 #8
L i520.309.32 L r5c1 ISN'T 5: candidate 5 is locked in another subset of column 1 r5c1 r5c1#5 L 4_C0.0_4=r1c1 r2c1 r3c1 #5
L i520.311.2 L r2c2 ISN'T 9: candidate 9 is locked in another subset of row 2 r2c2 r2c2#9 L 8_R1.3_8=r2c4 r2c5 r2c6 #9
L i520.311.15 L r3c5 ISN'T 6: candidate 6 is locked in another subset of row 3 r3c5 r3c5#6 L 5_R2.6_5=r3c7 r3c8 r3c9 #6
L i520.312.6 L r2c9 ISN'T 5: candidate 5 is locked in another subset of block 3 r2c9 r2c9#5 L 4_B2,4_R0.6_4=r1c7 r1c8 r1c9 #5
L i520.312.12 L r3c5 ISN'T 5: candidate 5 is locked in another subset of row 3 r3c5 r3c5#5 L 4_R2.0_4=r3c1 r3c2 r3c3 #5
L i520.314.10 L r3c5 ISN'T 5: candidate 5 is locked in another subset of row 3 r3c5 r3c5#5 L 4_R2.0_4=r3c1 r3c2 r3c3 #5
L i520.315.9 L r5c2 ISN'T 7: candidate 7 is locked in another subset of block 4 r5c2 r5c2#7 L 6_B3,6_C0.3_6=r4c1 r5c1 r6c1 #7
L i520.316.3 L r2c4 ISN'T 8: candidate 8 is locked in another subset of column 4 r2c4 r2c4#8 L 7_C3.3_7=r4c4 r5c4 r6c4 #8
L i520.317.3 L r2c4 ISN'T 8: candidate 8 is locked in another subset of column 4 r2c4